Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank
Edition: Model Aviation - 1976/03
Page Numbers: 4, 5, 6, 7, 8, 9, 78
Most us think flying miu nunia ann flying Silo Gee Bees ruinous var inc Bendix Thompson races DUI inc mm ouiii other sporting aircraft manufacturer considered Y best airplane ever built excelled aerobatics well racing Henry Haffke dee &7oce $ IN THE LATE 1920s early 30s Granville Brothers Springfield Mass built series aircraft destined become famous racing aircraft times well known R-l R-2 Super Sportsters racing craft have probably received coverage avia tion publications other single air craft Super Sportsters came about result success attained earlier air craft built company raced various racing events first Gee Bee aircraft enter race model X Sportster powered Cir rus engine Its success prompted series single-place sport planes powered various engines including Cirrus Men asco Warner powerplants Eight Model D Sportsters called built larger two-place ver sion built designated Model Y Senior Sportster Two Model Y Sportsters built both very successful racers though designed such excellent flying craft Tom Granville states Model Y Sport sters best ever built com pany won money other planes plenty power landed nicely flew beautifully Model Y Sportsters flown victory National Aerobatic event Russell Boardman won Speed Holman Trophy Sportsters excellent aero batic craft Model Ys NR 718Y built E L Cord Auto mobile firms Lycoming Aircraft Engine Division completed latter part 1930 used Cord Corp test plane Lycoming R-6 80 215 hp Wing span 30 ft length 21 ft other Model Y fre quently flown air races Maude Tait family owned Springfield Air port set womens closed-course record 1876 mph winning 1931 Aerol Trophy Race NR-l 1049 NR 718Y sold Art Knapp 1933 modified 1933 International Air Races Chicago 215-hp engine changed 450-hp Wright Whirlwind Twenty-six-year-old Florence Klingen smith flew aircraft second place Womens International Free average speed 1894 mph entered Frank Phillips Trophy Race free-for-all race men women race held Labor Day Sept 4th leading race 7th Red-and-white color schemes distinctive scalloped trim made Gee Bees great eye catch ers Y flown Florence Klingensmith Slimmer lines later Gee Bees make Model Y ideal scale Sunday flying sport job Good flying traits longer nose tail moments real ship reflected way miniature flieswhich very well indeed Stringers laid over balsa box lap over 200 mph fabric peeled right wing causing fatal crash Soon after pilot flying Maude Taits Model Y took off North Beach Airport LaGuardia Field Long Island spun ocean few months later Zantford Granny Granville killed Feb 12 1934 Gee Bee Model Trainer avoiding two airport workers runway Gee Bee Company ceased operations As young boy lived about mile Springfield Airport father frequently took us over airport summer evening watch planes fly too young time appreciate what going other enjoyed watching take-offs landings busy field undoubtedly saw several Sportsters during visits home never missed chance stare skyward whenever engine heard above years modeling have become very interested racing aircraft aircraft Golden Era favorite subjects Gee Bee Model Y flown Florence Klingen smith has always special appeal ultimate classic aircraft its cowl bumps faired landing gear golden age air racing sporty looking smooth flying RC 40 engines work company produces craft items boss suggested design model him produce decided 40 powered sport scale model beautiful plane past kit model planned year racing record Model Y Sen ior Sportsers include 19314th Thomp son Trophy Pilot Bob Hall 19311st Aerol Trophy Race Pilot Maude Tait 1932- 1st Omaha Air Races Pilot Rus sell Boardman 1932 1st Niagara Falls International Air Races Pilot Russell Boardman 19321st Omaha Air Races Pilot Maude Tait 19321st Niagara Falls International Air Races Pilot Maude Tait 1933 2nd Aerol Trophy Race Pilot Marty Bowman 19335th Thompson Trophy Race Pilot Zantford Granville 19332nd Womens Interna tional Free Pilot Florence Kling ensmith Construction Drawings basically final modifications NR-718Y flown Florence Klingensmith 1933 Chicago International Air Races have included details nose section Maude Taits aircraft identical except engine installation smaller windshield also plain tail skid Either aircraft may built drawings Also two-seat version could made list reference material may found end article Fuselage This constructed basic slab sided structure /s sides cut out front-end bulkheads Fl model covered Silkspan finished Super MonoKote weighs just over 5 lbs ready fly Flvina wires nostalaic 6 STRINGERS F-35 SHEETING 1/2 WING SADDLE SPACER j~LSA COWL RING ONE EACH 1/2 BALSA /8 PLY WOOD 114 BALSA COWL MOUNT I/B PLYWOOD K F- 5 IIBBALSA THIS COWL WHITE -ill III Th F-5S USE RADIAL ENGINE MOUNT KRAFT HAYES KM-40R EXHAUST PIPES COOLING LOVERS FIREWALL BUILD UP THIS AREA WITH 3-1/2 BALSA RINGS FOR MAUDE TAITS AIRCRAFT THIS SHOWS COWL FOR THE FIRST MODEL Y SPORTSTER NR-11049 USUALLY FLOWN BY MAUDE TAIT COWL IS FOWMED BY WRAPPING 2 112 WIDE LAYERS OF 1/16 PLYWOOD AND BALSA AROUND 31b COFFEE CAN TO MAKE RING COWL WHICH IS CARVED AND SAJSED TO SHAPE AFTER DRYING SOWEBIALDERS MAY PREFERE TO BUILD THIS NOSE SECTION NR-11049 VERSION RATHER THAN THE MAIN SUBJECT FIRST OF THE 2 MODEL Y SPORTSTERS OF THESE PLANS THE TWO AIRCRAFT MAUDE TAITS AIRCRAFT WITH 300 HP WERE IDENTICAL EXCEPT FOR ENGINE PRATT S WHITNEY WASP JR INSTALLATION- WINDSHIELD- AND TAIL SKID ON MAUDE TAITS AIRCRAFT DRAWING SHOWES TWO DIFFERENT COWLS FOR TWO DIFFERENT AIRCRAFT THE MAIN IS FOR FLORENCE KLINGENSMITHS 933 NR-TIRY 3/16 PLANKING FIREWALL1/16 FIF IZ7~iT 11IL1 411SLAB SIDE 4 fhW4D 111-OttuE w IKRAFT-z j1czZ 4 BA TPCK tcz COWL RINGS COWL MOUNT EZ COWL BUMP 18 SHEET METAL SCREWS FROM INSIDE BIND AND SOLDER WIITE- RED /1/7 6 Model Aviation FIREWALL 16 PLYWOOD 0 1/6 PLYWOOD I/48ALSA 112 BALSA INGS/ F-SB SO STRINGER jIIR BALSA SIDE SERVOS WING MOUNT BLOCK F-4 p II II II I/As 1/4 STRINGER STRIPE 3/32 ON M ROTE I RIB LOCATIONS 1/16 STRIPS OF BOND PAPER ON DOPED FINISH WHITE 0 J MULTI 0IS hsSu WINDSHIELD PATTERNS NR-11049 DLE SPACER 1/2 BALSA 3/32ALACK DJ MULTI STRIPE BETWEEN COLORS PLYWOOD STRUT BASE.. USE BOTTOM HOLE ON ELEVATOR HORN USE 2nd HOLE IN RUDDER HORN USE BOTTOM HOLE ON AILERONS USE CARL GOLDBERG PUSHRODS WITH NYLON CLE V IS USED GOLDBERG HARDWARE PACKAGE FOR HORNS BELLCRANKS B RODS AND E-K HINGES 3 6 F N B RUDDER 0 0 RUDDCOLOR SEPARATION IT I/4SG HARD BALSA/ i5L--1-CARLGOLDBERG ROD B CLEVIS -i cr7 kTHROTTLE SERY ZUOOIJBLER F2 TO F4DU BRO ROD BI/B PLYWOODER NYLON HINGES CLEVIS-PIN WITH TOOTH ---WING STRUT___-PICS ALL HINGES p GII \TAIL WHEEL FAIRING FIT IN GROVE IN BALSA ROD B ND/2 BALSA CORENR 71ST ONLY /DU BRO GEAR STRAP OHS F-3BWING MOUNT BLOCKWITH THREAD B GLUEI/A BALSA SIDE /A PIECE OF FUEL TUBING MAY BE A PLYWOOD WING BOLT -I /SPLIT B SLID OVER WIRE IF UT BASE NEEDED NOT NEEDED ON MINEFUSETAIL WHEL BASE I/B PLYWOOD STRUT ATTACHMENT FECT No63 WHEELS 11/41 STRUT CROSSEPOXY 1/16 WIRE PINS IN STREAM LINE SANDED1/16 W RENR lIST FLOWN BY FLORENCE KLINGENSMITH SECTIONSTRUTS DRILL PLYWOODHR 11049 FLOWN BY MAUDE TAIT STRUT BASES TO TAKE PINS3/32 PLYWOOD WHEN ASSEMBLING WINGEPOXY TO WREGEE BEE MODEL Y SPORTSTER DESIGNED 8 DRAWN BY HENRY HAFFKE HOLLOW BETWEENWINGTAIL SKID ON HR-11049MAUDE TA TSSPAN 56 LENGTH 35 POWER 40 CU IN WEIGHT 5/4 lbs S PARTSSTRUT BASEINSTEAD OF FAIRED TA LWHEELNE FOR MODEL AVIAT/OR BY ROGER GREENE PLATE 2 March1976 7 RECEIVER B BATTERY Gee Bee Model Y F2 along firewall F2 slid position sides firewall Fl added after cementing gether /8 wing saddle doubler added next sides may glued together tail remaining bulk heads added dry orward stringers may installed tail surfaces should cut out fin stabilizer installed before adding /8 X stringers forward section fuselage covered / 16 sheet final details such ply plates strut attachment tail-wheel mount wing mount block added saddle spacer can now trimmed fit between basic slab sides sheeting wing saddle will necessary trim away little tringer slide position between F2 F3 Radio installation left individ ual plenty room large servos Wing Construction standard ribs being slid onto two spruce spars rear spar must tapered tip shown Leading trailing edge stock used short pieces x fit between ribs leading edge /8 X es used between ribs trailing edge Add tip parts gussets shown /8 ply plates compression struts added top wing plates flying wires must added both top bot tom wing ply mount aileron bellerank also added finally maple landing gear mount blocks ailerons may carved balsa may built up desired ply dihedral braces may cut out assembled wing halves may joined blocking up tip 4 inches dihedral Center sec tion sheeted 1/16 balsa between LG legs Landing Gear formed /8 wire Both left right forward parts identical rear wire must formed right left side Bind solder wires shown drawings may mounted maple blocks fairings built up cutting various parts ply balsa cemented together two halves continued page 78 RED REG NUMBERS Top OF RIGHT WING AND BOTTOM OF LEFT WING RACINANUMBER 7 TOP OF LEFT WING AND BOTTOM OF RIGHT WING POSITION AS SHOWN 1/4 BALSA WING TI P SPLICE ONLY NEEDED IF USING 12 PLY WOOD DIHEDRAL BRACE I/B PLYWOOD C 1/2 3/16 SPRUCE REAR SPARK 3/4 LEADING EDGE\ /08 BRO GEAR STRAP-ONS4 P / _- zzzPlYWOOD- ~6 BBLYWOOD AFaCCCCID2CI31I STRUT BASE \[7 A-IAAA L--_ iT 27~2~I_- /BPLYWOOD ET 1/4 BALSA HOLD TOGETHER WITH SHEET METAL SCREWSF 4 PLACESf LG-I 3/32 PLYWOOD. LG-2 1/4 BALSA LG-3 3/16 BALSA LG-4 3/16 BALSAI AI11 08 BRO WHEELIII RETAINER 1 1/16 PLYWOOD AGE END SUPPORT CARL GOLDeERG 3 I/B WHEELS NOTE LG-3 MAY BE 1/4 IF MORE CLEARANCE IS DESIRED 1-- --------------- -C---2 3/16xI/2 BALSA\CARL GOLDBERG E K HINGES PIIEWITWHORN TOOTH~~---v-I I/A L G WIRE 1/16 BALSA 6CUTODY FOR YOUR A-I I/B PLY WOOD41AILERON SERVO A-2 A-2I/RBALSA21A AI A2 RIBS AND A-I ONLY LI] I/I6BALSA101 C 227z ZJ LIio CUTOUTS j-o-/t6BALSA -EII [-fJ- 1/FACRALSA TJS 1/16 BALSAs--K L / III / WHITE RED I/H PLY STRUT BASE 7/B TRAILING EGE V COLOR LINE LG 2 1/4 BALSA I/A PLYWOOD LI GLUE TO RIB LG3--LG-I -3/ISGALSA EA MAKE FOUR OF EACH LG PART BALSA GI FR N YJG 1/16 BALSA__ 8 Model Aviation 3/41 1/4 BALSAI/B 1/4 BALSA MAPLE L U BLOCHS s 3116 SPRUCE SPAR EUIIAL BRACE AIL[ERON SERVO /B hOLE FOR hE END [ RIB LOCATIONS HINGE LI 3/1611/2 SPRUCE JOINER 3/16 BALSA STUB ELEV E FOB WINO BOLT t- LINE CONVERSION 11 -4-ROBERTS FLIGHT CONTRO i/B PLYWOOD MOUNT 77 0 1 5 5 4 March 1976 9 cowl its distinctive bumps wheel pants give Gee Bee personality its own fixed wing struts transmitted landing gear loads fuselage Right Radio installation accessible through wing mounting cut-outwith kinds room PLYWOOD Above Scale modelers will find plenty detail plethora photographs cowling attaches firewall three short sheet metal screws Below Henry Haffke poses finished model also flew model U-control moving CG forward GEE BEE MODEL Y SPORTSTER PLATE 2of2 Exhaust Extension Perfect scale other applications extension needed no muffler required unit has machined locating slot fit engines no adaptors needed Extension 2% long comes complete mounting hardware Three sizes small 15 25 engines medium 29 40 large 49 80 $450 Manifolds available two styles will work boats cars airplanes Both come three sizes small 15-25 engines medium 29-40 large 45-80 have un iversal mounting slot eliminate need adaptor Suggested retail price $495 Throttle engine exhaust type throttle system comes three standard sizes Small 15-25 engines Medium 2940 Large 45-80 mounting slot el iminates need adaptors $695 special model exhaust throttle made OPS 40 60 engines using tuned pipe $1495 shown 300cc fuel tank especially designed boating use gravity feed type fuel pickup located bottom tank Molded extremely fuel resistant plastic tank features twist top fast fueling Suggested retail price $225 Semco makes 280 accesso ries models Send 25 catalog of mufflers tools hardware accessories available Semco Gee Bee/Haffke continued naoe 9 fairing stacked parts should weigh ted glue dries thoroughly dry halves may dowled align ment may tack glued carving shape finished two halves sandwiched over wire secured together short sheet-metal screws Engine Cowl Cowl rings cowl mount cut various sizes shown plans a /8 ply rings glued together a ring 1/8 ply mount Space 3 apart plank 3/16 strips sheet may used wetting help curvature prefer Cowl carved sanded shape thoroughly dry 18 cowl bumps carved scrap balsa cemented place After cowl finished may fitted firewall retained three short sheet-metal screws Mine need ed small hole glow plug used exhaust extension out bottom cowl can make available molded plastic cowl wheel fairings anyone wishing avoid building parts may inquire about parts writing Aero Classics PO Box 2156S Vineland NJ 08360 desire build model Maude Taits NR-l 1049 cowling may formed using large coffee can other appropriate size cylinder wrap around can 2/2strip 1/16 ply second layer 1/16 ply wrapped over first joints staggered layers balsa may added build up proper thickness dry carved sanded shape Maude Taits aircraft standard windshield two-seat version used simple tail skid place faired tail wheel Finishing model up individ ual much has written covered structure Silkspan finished Super Monokote model very strong light Mine weighed just over 5 lbs ready fly may add whatever small details wish such wing tail struts flying wires give real character model first model flew beautifully its very first flight Right rudder needed takeoff once air flew hands off just little trim adjustment proved very stable gentle very positive controls model difficult build structure very strong light finished external bracing wires very attractive ship Data Sources Racing Planes Guide Joe Christy 62 Rare Racing Planes Maj Truman Weaver Call Mr Airshow Bill Sweet NationalAir Racers 3 Views Charles Mendenhall Gee Bee Racers Profile Publication #51 Pete Bowers Model Aircraft Aug 1957 American Modeler July 1958 Callisto/R im mer rnntin,4 paqe 56 say 900 doesnt improve effectiveness very much first flight rudder should have about 200 movement side cen ter stabilator should least 15 up 15 down stabilator should about 3/16 up rear trim neutral sight along bottom wing gentle hand glide should give slow stable descent no tendency nose up stall Have radio onyou wouldnt want Callisto lost now first launch either winch high-start should made initially inclined up about 30 Later near vertical heave can tried using about 15 pounds tension Watch tip sections wing flex indication proper tension center section does bend CG tow-hook positions correct no warps ship should climb out slight up elevator full up trim Change trim back neutral just fore release heading begins weave uncertainly trim nose down slightly Try flaps altitude first can safely get familiar rapid loss forward speed resulting trim change change trim does occur immedi ately two seconds after flaps full down Since arent used speed decreasing nose down flaps can deceiving first during ap proach landing After have some confidence flying ship lower flaps push nose over vertical dive get ready biggest thrills Dont forget moving about 25mph 2200 ft/mm 37 ft/sec straight down Its easy miscalculate perform ultimate structural test Due low drag can dip nose pick up speed level out achieve sustained penetration unbelieveable ship such low wing loading Most standard ships would have weigh twice much Callisto have same penetrating ability much greater sink rate problem faster speed controls much sensitive dont slow down excessive control movement Smoothness way achieve maximum pos sible efficiency adjust Callisto approximately neutral pitch stability Pos itive stability can achieved nose ballast stabilator drag higher wing loading result Callisto once made seven minute hands off flight during required fun fly event flight would have much longer controlled flight allowed could go seemingly indefinitely about Callisto after few flights will Good luck PROTECT YOUR RIGI4TTO FLY Safe Flying No Accident 78 Model Aviation Exhaust Manifolds Exhaust Throttle tioat I-uel lank