Radio Control Old-Timers Dr DB Mathews Eut did change size original Atom 099-powered design did course substitute Cox Black Widow 049 add radio control set up planes control system using two servos no mixer elevator servo hooked up elevon aileron servo other flew thing merely holding transmitter cocked 450 side using lower right corner case Up upper left corner Down youll just sit moment imagine movement transmitter stick response two servos youll under stand scheme works Eut says difficult sounds saw him fly Ft Worth tell same story Eut tells Construction followed plans closely wing covered clear Micafilm rest metallic green MonoKote weighed 13 oz used 8 x 6 prop Texas lost using 10 x 4 Robbe narrow-blade Pusher props needed Black Widows since will run either direction just well flew pretty well poor control pitch ie enough flare landing Glide good conventional aircraft Its directional control takeoff unsatisfactory hand-launched well Due its extreme shortness tended nose over LIL MISERY months feature Old-Timer rare bird indeed designed John Worth now AMAs Executive Director published July 1942 issue Air Trails like others have looked old drawings casual interest dismissing Lil Misery exercise tailless aero dynamics little John Worth now tells us early Forties Dick Coen great arrangement trying out new ideas would draw up would build Lil Misery was immediate success flew well minimum adjustmentsthe adjustable elevons click settings made easy simple snap-in-place engine installa tion also worked well used several model designs difficulty getting rear wheels back far enough model would sit upright ROG music-wire legs flimsy stuck out long way fun machine Im inclined build another RC electric power prob ably new Astro 35 cobalt five 800 mAh cells Incidentally agree concerning two servo simple control system described elsewhere article Leave Eut Tileston haul off build oneand successfully fly thing competi tion Eut rather inclined toward off-the-beatenpath designs witness considerable success competition Lancer Alpha Corsair series trait find admirable day Playboys multitude sizes received photo Joe Percy quick letter dispatched home Carmichael CA requesting photos data Unfortunately Eut tells us Lil Misery lost shortly after Ft Worth Plainsmens Labor Day success no other photos -FLAP FLAP RATCHET CELLULOIDSEC A-A [i-LI NO S 7 NO 4 NO 1 / rn/I AA __________________________________________________________FLAP RATCHET FLAP AP 00 4 I/ /4 SCALE IN INCHES NOTEPODEROMBATT8OS1 BULKHEADS ROTTOM STRINGER THENTIMER FLANKED WINGSPAN5O I/OSWEEPHACK 29 LI LNOI -NOO NO 3 Mystery plane L Seemingly no knew anything about plane except name its buiider Edward Berton Bill Effinger made last-minute save though See note end column Eut Tilestons 1AA Texaco LIl Misery R isa 1942 design John Worth Cox Black Widow 049 powers Two-channel RC controls servo hooked elevon does work Read oni BOTh THIS DESIGN WAS PUB LISHES IN THE JALY 1942 ISSUE OF AIR TRAILS MAGAZINE 0 204 5K7B910 Li JOHN WORTH DESIGNED BYosd DICK COHEN ROOT CHORSKSECTIONCLAREY POWEHATOM 099 CU IN 54 Model Aviation landing also very difficult see air reason its eventual loss Lil Misery interesting Texaco model potential win flown properly Eut also tells now flyingand very impressed witha Tex Ricard Flying Wing 1938 Zaic Yearbook avail able AMAs Supply Service Dept Ill try obtain some photos next column Evolution design March 1987 column ran photo Jim OReillys frame work Scotty Murray Answer also men tioned Consolidated kit Topper simplified version Answer built-up wing mention Topper re sulted several queries about plans As always available John Pond Plans PO Box 90310 San Jose CA 95109 IfJohnwould just place small ad magazine hed sure save lot trouble newcomers Old-Timer segment hobby also received interesting letter David Evans Charlottesville VA pointed out fact still have much learn share mention Scotty Murrays Answer March column remarks would like scale up RC. already done Ben Buckle makes kit Super Scorpion bears very substantial resem blance Answerwith exception covering-induced elliptical dihedral According Buckles note plan classic design Keil Kraft English kitDoc Scorpion originated Answer August 1941 issue ofModelAirplaneNews design Gordon Murray original Answer very thin bird like wing section built design Jerry Ritz design kitted Topper1941 process wing section changed NACA 6409 note continues recount various stages design went through England being Continued page 151 NEW FOX 4-Cycle Special MIRACLE GLOW PLUG totally new concept glow plug design Instead using idle bar MIRACLE PLUG built pre-combustion chamber important thing plug retains heat better other know Try . 4-cycle motor 2-cycle motor also will get smoother throttle response probably will able use less expensive low nitro fuel Tests also show reduced fuel consumption cases WARNING I! motor probably will idle faster re-set throttle . Gtherwise might able land Hard believe . GE course check out MIRACLE PLUGJust case 40702 4-Cycle Glow Plug $275 Manufacturing Company 5305 Towson Avenue Fort Smith AR 72901 CGITIOLIIZ Thu PROFILE0 COMBA 7RA T WIDE & NARROW WEDGE UNIFLOW Capacities & ITUDD luiton Dliii Fiili Ingredients detailed brochure500 stamps/check oni CAROLINA-TAFFINDER 8345 Delhi Road Charleston Hgts SC 29418 803-553-7169 QUARTER SCALE QUADRA -4 CYCLE SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PG Box 566 Auburn WA 98071 206 941-8248 Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ w 7948 07470 C FE BENTOM BROWN JR CAMPBELL COMET COVERITE CCX EASY BUILT MODELS ENYA FAI FLYLINE ox GOLDBERG GOLDEN AGE REPRO GENE DUBOIS GUILLOW- K&B K&S L R MRC OS MAX PACTRA- PECK-POLYMER PERFECT R/N MODELS LEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Send $100 Caah Cheek oc Staapa foe ow 44 page tabloid aize DISCOUNT Catalog 900 illostretiossover 700 Kits choose froe ILORDER PHONEORDER IN 5TORU PENN VALLEY DADDY CENTER 8S7 Main St Lanudalmla 16446 July1987 55 Leonard Lee Bosworth Olean NY really proud enlarged 99-in wingspan Goldberg Sailplane daughter LeNada Lee Bosworth holds bare bones Above Completed model Below sports trans parent red MonoKote finish 1936 Ritz prop Leonards building models since 1926 organized Olean Model Club 1936 ran Bodes Model Shop 302 5 8th St Olean 1932 1942 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 includes 4 oz Slick Lube $1200 no lube Slick costs $175 Postpaid US via UPS Cal add 6/tax SMALL BOX 114 lb rubber $450 size Orders up $1500 114 lb rubber mdse. add $150 UPS Over $15 add 10% NEW le rubber classics P30 props Air Express Mini-Pearl hA Crockat hooks Front end assemblies 3 prep kits Starduster Satellites Winders Hardware Books Coupe VIII KSB$ Finished propFuel Shutoff $2495Very completeao sec. $1295 6 mm OT- $1296 Tilka/ Wake field Finished Front End - $4195 plus $250 UPS FAI Medel Supply Send $1 CatniogTorrance CA 50610 MONOCOUPE 90A excellent candidate especially YS engine flies FAI pattern extremely well Since ARF Almost Ready Fly flying charac teristics likely consistent aircraft aircraft arent cheap event like would need major sponsor obviously things would have considered before fair test piloting ability would possible such setup wouldnt great watch best country/world compete nobody un fair advantage/liability Ron Van Pune 111 Sleepy Oaks Rd Ft Wal ton Beach FL 32548 RC Scale/Wischers Continued page 53 calculations indicated about 236 oz per sq ft model actually 259 Everything indi cated would good flying model always pleasantly surprised after model finished closely agrees mathe matical projection Estimated values quickly acquiredand just quickly discarded fall outside expectations Control weight during design construction difficult tasks scratchbuilder Having made some calculations deter estimated wing loading example builder now faced serious problem selecting material placement strengthening structural members avoid exceeding desired maximum weight choice made has always strict policy choose lighter material grounds crashed model will have come apart badly regardless built-in strengthening Wide variations strength also avoided example strong fuselage can survive bad landing due stall weak wing structure shattered stall occurred result overweight condi tion heavy fuselage may well have contributing factor cant build protection against pilot error As preferred construction method weight reduction ease building Scale mod eling must come conclusion dont have fact no two models have built alike duplicating older model wings open structure com mon framework leading edge trailing edge spars ribs has variations new Douglas Mailplane has solid-balsaplank leading edges partially shaped circular saw minimize carving sanding afterward Advantage No spars near leading edge spar near trailing edge good airfoil shape retention Disadvantage style construction expensive could con tribute heavy weight unless special care taken selecting light balsa solid leading edges wings completely sheet-covered have tried foam well conventional rib construction found no appreciable difference final weight strength building time electronic calculator has taken sweat out plotting airfoils tapered wings dozen rib positions Starting Handbook Airfoil Sections Light Aircraft MS Rice airfoil can plotted drawn size matter minutes repetition tapered wing rib positions may become monotonous no worse cutting later balsa sheet Some older Scale models non-scale airfoils seem fly just well later ones true scale shapes Maintaining true airfoil shape fabric-covered wings partially successful due fabric sag between ribs both models full-size planes good reason use scale airfoil appearance de pends upon critical eye viewer use Scale airfoil shapes probably has greater effect flight larger models flat-bottomed airfoil may acceptable Schoolyard Scale would hesitate use small Pylon Racer Building fuselage meet low weight projec tions becomes less difficult model size creases Its small model suffers too-high wing loading Building excess strength fuselage temptation re sisted After bad landing strong fuselage merely has larger pieces summarize scratch-designer can make some fairly accurate estimates design parame ters doubt concerning engine size choose larger displacement take advantage using larger-diameter propellers engine exhaust will less noisy prop will efficient because its tips will working outside cowl front-face area fuel consumption should reduced have no problems over heating large slow-turning props engines seem wear forever Excessive engine wear can traced overheating due lean needle settings inadequate ventilation conditions can exist regardless prop size larger prop may scale diame ter appearance definitely improved scratch-builder has positive control over center-of-gravity location Light balsa aft fuselage tail surfaces can help move all-important balance point comfortable 25% position wing chord first flights Having early estimate total weight observing nose tail moments can definite aid material selection Bob Dolly Wiseher 5-22 1 Lapham Peak Rd Delafleld WI 53018 RC Old-Timers/Mathews Continued page 55 kitted after war Scorpion rate very attractive design available version difficult wing construction size suitable 25-size two-cycle engines 30/40 four-strokers span 66 thereabouts making anything bigger excessive Although writer has never seen Ben Buckle kit certainly several interesting designs line Id appreciate hearing com ments have built Buckle kits lament lost skills David Evans letter mentions 24-year-old working PhD English literature University Virginia Some favorite RC memories spring building flying both Quaker 54 Air Trails Sportster teenager Both flew beautifully old 05 15 surprises somewhat few young people build fly Old-Timers satisfaction great hottest hotshots seem really love putting around sky Powerhouse some such Perhaps immediate generation last came model aviation directly through Comet Guil lows rubber kitswhich make transition stick-built Oldies pretty easy Bill Northrop Model Builder Maga zine has often expressed same concerns GATOR RIC PRODUCTS TIGER TAIL 45 DELUX ALL BALSA KIT An new Tiger Tail 120 four strokes piped 60 two strokes beautiful performer competition just showing offl balsa kit machined wood parts complete hardware package includes plug-in adjustable stab parts new wing mounts Wing Span -72 inWing Area 860 sq complete Delux KitS 15995 PLUG-IN ADJUSTABLE STAB KIT last can optimize stab incidence best flight charac teristics pair glass filled nylon adjusters included provide micro screw adjustment smaller front tube Main tube aluminum matching phenolic socket TRANSMITTER CASE An inexpensive rugged molded case protect expensive transmitter both two stick rngle s5ck transmitters Brown ather grain aluminum trim locking clasp S 1895 WING TUBE & SOCKETS Aluminum alloy tubing plug-In wings Included pair special slip-fit phenolic sockets build wing structure Now size models 718 diax2t 895 diax25 995 1 diax352495 feather Ilte glass cloth 7 ozlsq yd est weave Fastest Filling est Finished Weight Big 3 Sq Yard Pkg Detailed Instructions 5895 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily out damage new 60s 17MM rear bearings Sleeve Puller5 795 Searing Puller5 695 ForS1395 IVANS MAGIC GADGET protractor device used Ivan Kristensen accurately measure wJfl aileron elevator rudder throw Takes guess work out trimming out airplane quality tool complete instrtatkons log book tarrying caseS 795 NEWI WING MOUTifING SET wing mounting system developed Ron chidgey fast neat accurate stays tight Three nylon brackets screws machined wood wing blocks included 5595 See Dealer Order Direct Include S2 Per item UPS GATOR RIC PRODUCTS 3713 Pompano Dr acola Pt 32514 1 476-8639 July1987 151 NEW FLYBABY-BIPE COMBO Outstanding Precision Hand/machine-cut Kits Made USA FLYBABY S7950 BIPE $9500 COMBO $11000 Span 56 44 Weight 4-5 lbs Wing load 22 & 14 oz Engine 30-45 ES 25-40 TS field conversion 10 mm AERO-PACER $8900 Sport-trainer Span 64 Weight 5-7 lbs Wing load 19-25 oz Engine 45-65 FS 29-45 TS Span 54 3/4 Weight 5-6 lbs Wing load 15 oz Engine 45-65 ES 35-50 TS Add $450 postage handling direct sales Mich residents add 40/0 VISA Mastercard money order Dealer inquiry invited AERODROME MODELS LTD 2623 5 Miller Rd Saginaw Ml 48603 517 781-3000 opinion considerable justification mentioned last column almost total lack teen participation SAM Champs studied opinion model aircraftflying will grow leaps bounds over next years hut building models will die out art form will become sport less hobby more models available readyor nearly readyto fly Good bad matter fact teenager Id likely put off ferocious competition SAM seems centered After teens highly competitive academic activity environment daily basis have can handle other hand could shown lowpressure laid-back sort flying us enjoy might well attracted Consider explosive growth arts crafts young adult sector just might message dont think Whatsit much same frame lack knowledge about Scorpion Ive run Old-Timer cant identify AMA Executive Director John Worth run across old photo plane couldnt identify gave Associate Editor Ross McMullen pass along to see could shed lightand couldnt could tell what isn t looks like Michael Rolls Gullwing 1938 Zaic Yearbook Neither 1938 Davis Big Gull nor other kit can locate magazine collection So what already After Doe taken pains research model photo Bill Effinger responded note John Worth following information model Cus tom Cavalier gull wing built Edward Berton Sal Taibi worked Berkeley Models saw-room about 1937 Berton flew Joe Raspante Majestic Flying Club Brooklyn NY Berton usually came second behind Raspante Best Finish events con tests Raspante remember Snow White RMcM Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Pylon Racing/Hager Continued page 58 first-ever trophy Formula should watched closely because fast beat Henry Bartle early heat fell out first tie late second-place heat Too bad flyoff would have exciting Richard Olivers second third-place Mesa So much trivia now read closely Next year goes planned Phoenix F-I Classic will held old drag race track track has revamped modeler happens paving contractor race course will custom-designed Racing events will include provisions underground wiring lights speakers will have spectator bleachers unlimited space should premier facility ideal events Everybody should plan attend next year first race season weather always excellent competition top-level Kit accessory list Lil Ton iPrather Products Terry Prather 1660 Ravenna Wilmington CA 90744 tele phone 213 835-4764 Denight Special Cosmic WindPauls Flying Stuff Paul Stenberg PO Box 121 Escondido CA 92025 telephone 619 743545 8 Pole CatRitchs Hobbies Dick Ritch 4101 Lark Houston TX 77025 telephone 713 661-5458 ShoestringDon Rice 12055 206th Issa quah WA 98027 telephone 206 228-4170 Shoestring Lil ToniTom Strom 1420 W 160th Seattle WA 98166 telephone 206 246-4258 EstrellitaJerry Small 502 Cherry Southlake TX 76092 telephone 817 481-6456 Ill have information other supplies later date See Races Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 59 going made improvements would satisfy him So designed new stylish canopy agree light-years aes thetic Hirobos original machine now sports skids instead wheels uses proven Competitor drive train think John has very interesting machine hands Im looking forward building Limited Edition Stork comparing basic Hirobo version Among items sent before Toledo show John Gorham GMPs videotape showing various GMP products flight Robert Gorham gives incredible display smooth flying tape would great club meetings other get-togethers havent seen query GMP its availability Mini-Toledo report hate report trade shows because somehow always manage leave someone outwhich disturbs torn gets back So time Ill merely report US Helicopter com panies apparently doing well still apparent growth RC Helicopter activity US Notable changes Robbe now American agent Schluter Dave Darr working would expect see Schluter continue strong showing Walt Schoonard family owners Floridas Miniature Aircraft Supply still US agents Heim theyve also started market own machine called X-Cell 60-powered 8-lb composite-materials machine utilizing best ideas several top machines X-Ceil copyits Its just Walts new machine what would end up took best known RC Helicopter technology brought together machine Lets wish Walt Schoonard good luck major undertaking GMP showing its expanding line acces sories course Limited Edition Stork sad note CMI will apparently dropping Japanese KKK line machines US shame because manu facturers line particularly R-22 shows fine quality will sorely missed US modelers sincerely hope something can worked out save KKK agency Thats month Tune soon look back over 10 years RC Helicopter activity BCNU Larry Jolly 5501 W Como Santa Ana CA 92703 152Model Aviation DH6O GIPSY MOTH$10900 HOBBYPOXY TRUE TWO-PART EPOXY PAINTS 16 COLORS R ER EPOXY GLUES FOUR FORMULAS 5-MIN T0 45-MIN FAST FILL GRAIN FILLER QUICK-PREP POLYESTER RESIN FREE COLOR CARD AND BROCHURE HOOYPOXY DIVISION PeltS Paint Company ln 36 Pine Streel Rackaway NJ 07806
Edition: Model Aviation - 1987/07
Page Numbers: 54, 55, 151, 152
Radio Control Old-Timers Dr DB Mathews Eut did change size original Atom 099-powered design did course substitute Cox Black Widow 049 add radio control set up planes control system using two servos no mixer elevator servo hooked up elevon aileron servo other flew thing merely holding transmitter cocked 450 side using lower right corner case Up upper left corner Down youll just sit moment imagine movement transmitter stick response two servos youll under stand scheme works Eut says difficult sounds saw him fly Ft Worth tell same story Eut tells Construction followed plans closely wing covered clear Micafilm rest metallic green MonoKote weighed 13 oz used 8 x 6 prop Texas lost using 10 x 4 Robbe narrow-blade Pusher props needed Black Widows since will run either direction just well flew pretty well poor control pitch ie enough flare landing Glide good conventional aircraft Its directional control takeoff unsatisfactory hand-launched well Due its extreme shortness tended nose over LIL MISERY months feature Old-Timer rare bird indeed designed John Worth now AMAs Executive Director published July 1942 issue Air Trails like others have looked old drawings casual interest dismissing Lil Misery exercise tailless aero dynamics little John Worth now tells us early Forties Dick Coen great arrangement trying out new ideas would draw up would build Lil Misery was immediate success flew well minimum adjustmentsthe adjustable elevons click settings made easy simple snap-in-place engine installa tion also worked well used several model designs difficulty getting rear wheels back far enough model would sit upright ROG music-wire legs flimsy stuck out long way fun machine Im inclined build another RC electric power prob ably new Astro 35 cobalt five 800 mAh cells Incidentally agree concerning two servo simple control system described elsewhere article Leave Eut Tileston haul off build oneand successfully fly thing competi tion Eut rather inclined toward off-the-beatenpath designs witness considerable success competition Lancer Alpha Corsair series trait find admirable day Playboys multitude sizes received photo Joe Percy quick letter dispatched home Carmichael CA requesting photos data Unfortunately Eut tells us Lil Misery lost shortly after Ft Worth Plainsmens Labor Day success no other photos -FLAP FLAP RATCHET CELLULOIDSEC A-A [i-LI NO S 7 NO 4 NO 1 / rn/I AA __________________________________________________________FLAP RATCHET FLAP AP 00 4 I/ /4 SCALE IN INCHES NOTEPODEROMBATT8OS1 BULKHEADS ROTTOM STRINGER THENTIMER FLANKED WINGSPAN5O I/OSWEEPHACK 29 LI LNOI -NOO NO 3 Mystery plane L Seemingly no knew anything about plane except name its buiider Edward Berton Bill Effinger made last-minute save though See note end column Eut Tilestons 1AA Texaco LIl Misery R isa 1942 design John Worth Cox Black Widow 049 powers Two-channel RC controls servo hooked elevon does work Read oni BOTh THIS DESIGN WAS PUB LISHES IN THE JALY 1942 ISSUE OF AIR TRAILS MAGAZINE 0 204 5K7B910 Li JOHN WORTH DESIGNED BYosd DICK COHEN ROOT CHORSKSECTIONCLAREY POWEHATOM 099 CU IN 54 Model Aviation landing also very difficult see air reason its eventual loss Lil Misery interesting Texaco model potential win flown properly Eut also tells now flyingand very impressed witha Tex Ricard Flying Wing 1938 Zaic Yearbook avail able AMAs Supply Service Dept Ill try obtain some photos next column Evolution design March 1987 column ran photo Jim OReillys frame work Scotty Murray Answer also men tioned Consolidated kit Topper simplified version Answer built-up wing mention Topper re sulted several queries about plans As always available John Pond Plans PO Box 90310 San Jose CA 95109 IfJohnwould just place small ad magazine hed sure save lot trouble newcomers Old-Timer segment hobby also received interesting letter David Evans Charlottesville VA pointed out fact still have much learn share mention Scotty Murrays Answer March column remarks would like scale up RC. already done Ben Buckle makes kit Super Scorpion bears very substantial resem blance Answerwith exception covering-induced elliptical dihedral According Buckles note plan classic design Keil Kraft English kitDoc Scorpion originated Answer August 1941 issue ofModelAirplaneNews design Gordon Murray original Answer very thin bird like wing section built design Jerry Ritz design kitted Topper1941 process wing section changed NACA 6409 note continues recount various stages design went through England being Continued page 151 NEW FOX 4-Cycle Special MIRACLE GLOW PLUG totally new concept glow plug design Instead using idle bar MIRACLE PLUG built pre-combustion chamber important thing plug retains heat better other know Try . 4-cycle motor 2-cycle motor also will get smoother throttle response probably will able use less expensive low nitro fuel Tests also show reduced fuel consumption cases WARNING I! motor probably will idle faster re-set throttle . Gtherwise might able land Hard believe . GE course check out MIRACLE PLUGJust case 40702 4-Cycle Glow Plug $275 Manufacturing Company 5305 Towson Avenue Fort Smith AR 72901 CGITIOLIIZ Thu PROFILE0 COMBA 7RA T WIDE & NARROW WEDGE UNIFLOW Capacities & ITUDD luiton Dliii Fiili Ingredients detailed brochure500 stamps/check oni CAROLINA-TAFFINDER 8345 Delhi Road Charleston Hgts SC 29418 803-553-7169 QUARTER SCALE QUADRA -4 CYCLE SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PG Box 566 Auburn WA 98071 206 941-8248 Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ w 7948 07470 C FE BENTOM BROWN JR CAMPBELL COMET COVERITE CCX EASY BUILT MODELS ENYA FAI FLYLINE ox GOLDBERG GOLDEN AGE REPRO GENE DUBOIS GUILLOW- K&B K&S L R MRC OS MAX PACTRA- PECK-POLYMER PERFECT R/N MODELS LEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Send $100 Caah Cheek oc Staapa foe ow 44 page tabloid aize DISCOUNT Catalog 900 illostretiossover 700 Kits choose froe ILORDER PHONEORDER IN 5TORU PENN VALLEY DADDY CENTER 8S7 Main St Lanudalmla 16446 July1987 55 Leonard Lee Bosworth Olean NY really proud enlarged 99-in wingspan Goldberg Sailplane daughter LeNada Lee Bosworth holds bare bones Above Completed model Below sports trans parent red MonoKote finish 1936 Ritz prop Leonards building models since 1926 organized Olean Model Club 1936 ran Bodes Model Shop 302 5 8th St Olean 1932 1942 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 includes 4 oz Slick Lube $1200 no lube Slick costs $175 Postpaid US via UPS Cal add 6/tax SMALL BOX 114 lb rubber $450 size Orders up $1500 114 lb rubber mdse. add $150 UPS Over $15 add 10% NEW le rubber classics P30 props Air Express Mini-Pearl hA Crockat hooks Front end assemblies 3 prep kits Starduster Satellites Winders Hardware Books Coupe VIII KSB$ Finished propFuel Shutoff $2495Very completeao sec. $1295 6 mm OT- $1296 Tilka/ Wake field Finished Front End - $4195 plus $250 UPS FAI Medel Supply Send $1 CatniogTorrance CA 50610 MONOCOUPE 90A excellent candidate especially YS engine flies FAI pattern extremely well Since ARF Almost Ready Fly flying charac teristics likely consistent aircraft aircraft arent cheap event like would need major sponsor obviously things would have considered before fair test piloting ability would possible such setup wouldnt great watch best country/world compete nobody un fair advantage/liability Ron Van Pune 111 Sleepy Oaks Rd Ft Wal ton Beach FL 32548 RC Scale/Wischers Continued page 53 calculations indicated about 236 oz per sq ft model actually 259 Everything indi cated would good flying model always pleasantly surprised after model finished closely agrees mathe matical projection Estimated values quickly acquiredand just quickly discarded fall outside expectations Control weight during design construction difficult tasks scratchbuilder Having made some calculations deter estimated wing loading example builder now faced serious problem selecting material placement strengthening structural members avoid exceeding desired maximum weight choice made has always strict policy choose lighter material grounds crashed model will have come apart badly regardless built-in strengthening Wide variations strength also avoided example strong fuselage can survive bad landing due stall weak wing structure shattered stall occurred result overweight condi tion heavy fuselage may well have contributing factor cant build protection against pilot error As preferred construction method weight reduction ease building Scale mod eling must come conclusion dont have fact no two models have built alike duplicating older model wings open structure com mon framework leading edge trailing edge spars ribs has variations new Douglas Mailplane has solid-balsaplank leading edges partially shaped circular saw minimize carving sanding afterward Advantage No spars near leading edge spar near trailing edge good airfoil shape retention Disadvantage style construction expensive could con tribute heavy weight unless special care taken selecting light balsa solid leading edges wings completely sheet-covered have tried foam well conventional rib construction found no appreciable difference final weight strength building time electronic calculator has taken sweat out plotting airfoils tapered wings dozen rib positions Starting Handbook Airfoil Sections Light Aircraft MS Rice airfoil can plotted drawn size matter minutes repetition tapered wing rib positions may become monotonous no worse cutting later balsa sheet Some older Scale models non-scale airfoils seem fly just well later ones true scale shapes Maintaining true airfoil shape fabric-covered wings partially successful due fabric sag between ribs both models full-size planes good reason use scale airfoil appearance de pends upon critical eye viewer use Scale airfoil shapes probably has greater effect flight larger models flat-bottomed airfoil may acceptable Schoolyard Scale would hesitate use small Pylon Racer Building fuselage meet low weight projec tions becomes less difficult model size creases Its small model suffers too-high wing loading Building excess strength fuselage temptation re sisted After bad landing strong fuselage merely has larger pieces summarize scratch-designer can make some fairly accurate estimates design parame ters doubt concerning engine size choose larger displacement take advantage using larger-diameter propellers engine exhaust will less noisy prop will efficient because its tips will working outside cowl front-face area fuel consumption should reduced have no problems over heating large slow-turning props engines seem wear forever Excessive engine wear can traced overheating due lean needle settings inadequate ventilation conditions can exist regardless prop size larger prop may scale diame ter appearance definitely improved scratch-builder has positive control over center-of-gravity location Light balsa aft fuselage tail surfaces can help move all-important balance point comfortable 25% position wing chord first flights Having early estimate total weight observing nose tail moments can definite aid material selection Bob Dolly Wiseher 5-22 1 Lapham Peak Rd Delafleld WI 53018 RC Old-Timers/Mathews Continued page 55 kitted after war Scorpion rate very attractive design available version difficult wing construction size suitable 25-size two-cycle engines 30/40 four-strokers span 66 thereabouts making anything bigger excessive Although writer has never seen Ben Buckle kit certainly several interesting designs line Id appreciate hearing com ments have built Buckle kits lament lost skills David Evans letter mentions 24-year-old working PhD English literature University Virginia Some favorite RC memories spring building flying both Quaker 54 Air Trails Sportster teenager Both flew beautifully old 05 15 surprises somewhat few young people build fly Old-Timers satisfaction great hottest hotshots seem really love putting around sky Powerhouse some such Perhaps immediate generation last came model aviation directly through Comet Guil lows rubber kitswhich make transition stick-built Oldies pretty easy Bill Northrop Model Builder Maga zine has often expressed same concerns GATOR RIC PRODUCTS TIGER TAIL 45 DELUX ALL BALSA KIT An new Tiger Tail 120 four strokes piped 60 two strokes beautiful performer competition just showing offl balsa kit machined wood parts complete hardware package includes plug-in adjustable stab parts new wing mounts Wing Span -72 inWing Area 860 sq complete Delux KitS 15995 PLUG-IN ADJUSTABLE STAB KIT last can optimize stab incidence best flight charac teristics pair glass filled nylon adjusters included provide micro screw adjustment smaller front tube Main tube aluminum matching phenolic socket TRANSMITTER CASE An inexpensive rugged molded case protect expensive transmitter both two stick rngle s5ck transmitters Brown ather grain aluminum trim locking clasp S 1895 WING TUBE & SOCKETS Aluminum alloy tubing plug-In wings Included pair special slip-fit phenolic sockets build wing structure Now size models 718 diax2t 895 diax25 995 1 diax352495 feather Ilte glass cloth 7 ozlsq yd est weave Fastest Filling est Finished Weight Big 3 Sq Yard Pkg Detailed Instructions 5895 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily out damage new 60s 17MM rear bearings Sleeve Puller5 795 Searing Puller5 695 ForS1395 IVANS MAGIC GADGET protractor device used Ivan Kristensen accurately measure wJfl aileron elevator rudder throw Takes guess work out trimming out airplane quality tool complete instrtatkons log book tarrying caseS 795 NEWI WING MOUTifING SET wing mounting system developed Ron chidgey fast neat accurate stays tight Three nylon brackets screws machined wood wing blocks included 5595 See Dealer Order Direct Include S2 Per item UPS GATOR RIC PRODUCTS 3713 Pompano Dr acola Pt 32514 1 476-8639 July1987 151 NEW FLYBABY-BIPE COMBO Outstanding Precision Hand/machine-cut Kits Made USA FLYBABY S7950 BIPE $9500 COMBO $11000 Span 56 44 Weight 4-5 lbs Wing load 22 & 14 oz Engine 30-45 ES 25-40 TS field conversion 10 mm AERO-PACER $8900 Sport-trainer Span 64 Weight 5-7 lbs Wing load 19-25 oz Engine 45-65 FS 29-45 TS Span 54 3/4 Weight 5-6 lbs Wing load 15 oz Engine 45-65 ES 35-50 TS Add $450 postage handling direct sales Mich residents add 40/0 VISA Mastercard money order Dealer inquiry invited AERODROME MODELS LTD 2623 5 Miller Rd Saginaw Ml 48603 517 781-3000 opinion considerable justification mentioned last column almost total lack teen participation SAM Champs studied opinion model aircraftflying will grow leaps bounds over next years hut building models will die out art form will become sport less hobby more models available readyor nearly readyto fly Good bad matter fact teenager Id likely put off ferocious competition SAM seems centered After teens highly competitive academic activity environment daily basis have can handle other hand could shown lowpressure laid-back sort flying us enjoy might well attracted Consider explosive growth arts crafts young adult sector just might message dont think Whatsit much same frame lack knowledge about Scorpion Ive run Old-Timer cant identify AMA Executive Director John Worth run across old photo plane couldnt identify gave Associate Editor Ross McMullen pass along to see could shed lightand couldnt could tell what isn t looks like Michael Rolls Gullwing 1938 Zaic Yearbook Neither 1938 Davis Big Gull nor other kit can locate magazine collection So what already After Doe taken pains research model photo Bill Effinger responded note John Worth following information model Cus tom Cavalier gull wing built Edward Berton Sal Taibi worked Berkeley Models saw-room about 1937 Berton flew Joe Raspante Majestic Flying Club Brooklyn NY Berton usually came second behind Raspante Best Finish events con tests Raspante remember Snow White RMcM Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Pylon Racing/Hager Continued page 58 first-ever trophy Formula should watched closely because fast beat Henry Bartle early heat fell out first tie late second-place heat Too bad flyoff would have exciting Richard Olivers second third-place Mesa So much trivia now read closely Next year goes planned Phoenix F-I Classic will held old drag race track track has revamped modeler happens paving contractor race course will custom-designed Racing events will include provisions underground wiring lights speakers will have spectator bleachers unlimited space should premier facility ideal events Everybody should plan attend next year first race season weather always excellent competition top-level Kit accessory list Lil Ton iPrather Products Terry Prather 1660 Ravenna Wilmington CA 90744 tele phone 213 835-4764 Denight Special Cosmic WindPauls Flying Stuff Paul Stenberg PO Box 121 Escondido CA 92025 telephone 619 743545 8 Pole CatRitchs Hobbies Dick Ritch 4101 Lark Houston TX 77025 telephone 713 661-5458 ShoestringDon Rice 12055 206th Issa quah WA 98027 telephone 206 228-4170 Shoestring Lil ToniTom Strom 1420 W 160th Seattle WA 98166 telephone 206 246-4258 EstrellitaJerry Small 502 Cherry Southlake TX 76092 telephone 817 481-6456 Ill have information other supplies later date See Races Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 59 going made improvements would satisfy him So designed new stylish canopy agree light-years aes thetic Hirobos original machine now sports skids instead wheels uses proven Competitor drive train think John has very interesting machine hands Im looking forward building Limited Edition Stork comparing basic Hirobo version Among items sent before Toledo show John Gorham GMPs videotape showing various GMP products flight Robert Gorham gives incredible display smooth flying tape would great club meetings other get-togethers havent seen query GMP its availability Mini-Toledo report hate report trade shows because somehow always manage leave someone outwhich disturbs torn gets back So time Ill merely report US Helicopter com panies apparently doing well still apparent growth RC Helicopter activity US Notable changes Robbe now American agent Schluter Dave Darr working would expect see Schluter continue strong showing Walt Schoonard family owners Floridas Miniature Aircraft Supply still US agents Heim theyve also started market own machine called X-Cell 60-powered 8-lb composite-materials machine utilizing best ideas several top machines X-Ceil copyits Its just Walts new machine what would end up took best known RC Helicopter technology brought together machine Lets wish Walt Schoonard good luck major undertaking GMP showing its expanding line acces sories course Limited Edition Stork sad note CMI will apparently dropping Japanese KKK line machines US shame because manu facturers line particularly R-22 shows fine quality will sorely missed US modelers sincerely hope something can worked out save KKK agency Thats month Tune soon look back over 10 years RC Helicopter activity BCNU Larry Jolly 5501 W Como Santa Ana CA 92703 152Model Aviation DH6O GIPSY MOTH$10900 HOBBYPOXY TRUE TWO-PART EPOXY PAINTS 16 COLORS R ER EPOXY GLUES FOUR FORMULAS 5-MIN T0 45-MIN FAST FILL GRAIN FILLER QUICK-PREP POLYESTER RESIN FREE COLOR CARD AND BROCHURE HOOYPOXY DIVISION PeltS Paint Company ln 36 Pine Streel Rackaway NJ 07806
Edition: Model Aviation - 1987/07
Page Numbers: 54, 55, 151, 152
Radio Control Old-Timers Dr DB Mathews Eut did change size original Atom 099-powered design did course substitute Cox Black Widow 049 add radio control set up planes control system using two servos no mixer elevator servo hooked up elevon aileron servo other flew thing merely holding transmitter cocked 450 side using lower right corner case Up upper left corner Down youll just sit moment imagine movement transmitter stick response two servos youll under stand scheme works Eut says difficult sounds saw him fly Ft Worth tell same story Eut tells Construction followed plans closely wing covered clear Micafilm rest metallic green MonoKote weighed 13 oz used 8 x 6 prop Texas lost using 10 x 4 Robbe narrow-blade Pusher props needed Black Widows since will run either direction just well flew pretty well poor control pitch ie enough flare landing Glide good conventional aircraft Its directional control takeoff unsatisfactory hand-launched well Due its extreme shortness tended nose over LIL MISERY months feature Old-Timer rare bird indeed designed John Worth now AMAs Executive Director published July 1942 issue Air Trails like others have looked old drawings casual interest dismissing Lil Misery exercise tailless aero dynamics little John Worth now tells us early Forties Dick Coen great arrangement trying out new ideas would draw up would build Lil Misery was immediate success flew well minimum adjustmentsthe adjustable elevons click settings made easy simple snap-in-place engine installa tion also worked well used several model designs difficulty getting rear wheels back far enough model would sit upright ROG music-wire legs flimsy stuck out long way fun machine Im inclined build another RC electric power prob ably new Astro 35 cobalt five 800 mAh cells Incidentally agree concerning two servo simple control system described elsewhere article Leave Eut Tileston haul off build oneand successfully fly thing competi tion Eut rather inclined toward off-the-beatenpath designs witness considerable success competition Lancer Alpha Corsair series trait find admirable day Playboys multitude sizes received photo Joe Percy quick letter dispatched home Carmichael CA requesting photos data Unfortunately Eut tells us Lil Misery lost shortly after Ft Worth Plainsmens Labor Day success no other photos -FLAP FLAP RATCHET CELLULOIDSEC A-A [i-LI NO S 7 NO 4 NO 1 / rn/I AA __________________________________________________________FLAP RATCHET FLAP AP 00 4 I/ /4 SCALE IN INCHES NOTEPODEROMBATT8OS1 BULKHEADS ROTTOM STRINGER THENTIMER FLANKED WINGSPAN5O I/OSWEEPHACK 29 LI LNOI -NOO NO 3 Mystery plane L Seemingly no knew anything about plane except name its buiider Edward Berton Bill Effinger made last-minute save though See note end column Eut Tilestons 1AA Texaco LIl Misery R isa 1942 design John Worth Cox Black Widow 049 powers Two-channel RC controls servo hooked elevon does work Read oni BOTh THIS DESIGN WAS PUB LISHES IN THE JALY 1942 ISSUE OF AIR TRAILS MAGAZINE 0 204 5K7B910 Li JOHN WORTH DESIGNED BYosd DICK COHEN ROOT CHORSKSECTIONCLAREY POWEHATOM 099 CU IN 54 Model Aviation landing also very difficult see air reason its eventual loss Lil Misery interesting Texaco model potential win flown properly Eut also tells now flyingand very impressed witha Tex Ricard Flying Wing 1938 Zaic Yearbook avail able AMAs Supply Service Dept Ill try obtain some photos next column Evolution design March 1987 column ran photo Jim OReillys frame work Scotty Murray Answer also men tioned Consolidated kit Topper simplified version Answer built-up wing mention Topper re sulted several queries about plans As always available John Pond Plans PO Box 90310 San Jose CA 95109 IfJohnwould just place small ad magazine hed sure save lot trouble newcomers Old-Timer segment hobby also received interesting letter David Evans Charlottesville VA pointed out fact still have much learn share mention Scotty Murrays Answer March column remarks would like scale up RC. already done Ben Buckle makes kit Super Scorpion bears very substantial resem blance Answerwith exception covering-induced elliptical dihedral According Buckles note plan classic design Keil Kraft English kitDoc Scorpion originated Answer August 1941 issue ofModelAirplaneNews design Gordon Murray original Answer very thin bird like wing section built design Jerry Ritz design kitted Topper1941 process wing section changed NACA 6409 note continues recount various stages design went through England being Continued page 151 NEW FOX 4-Cycle Special MIRACLE GLOW PLUG totally new concept glow plug design Instead using idle bar MIRACLE PLUG built pre-combustion chamber important thing plug retains heat better other know Try . 4-cycle motor 2-cycle motor also will get smoother throttle response probably will able use less expensive low nitro fuel Tests also show reduced fuel consumption cases WARNING I! motor probably will idle faster re-set throttle . Gtherwise might able land Hard believe . GE course check out MIRACLE PLUGJust case 40702 4-Cycle Glow Plug $275 Manufacturing Company 5305 Towson Avenue Fort Smith AR 72901 CGITIOLIIZ Thu PROFILE0 COMBA 7RA T WIDE & NARROW WEDGE UNIFLOW Capacities & ITUDD luiton Dliii Fiili Ingredients detailed brochure500 stamps/check oni CAROLINA-TAFFINDER 8345 Delhi Road Charleston Hgts SC 29418 803-553-7169 QUARTER SCALE QUADRA -4 CYCLE SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PG Box 566 Auburn WA 98071 206 941-8248 Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ w 7948 07470 C FE BENTOM BROWN JR CAMPBELL COMET COVERITE CCX EASY BUILT MODELS ENYA FAI FLYLINE ox GOLDBERG GOLDEN AGE REPRO GENE DUBOIS GUILLOW- K&B K&S L R MRC OS MAX PACTRA- PECK-POLYMER PERFECT R/N MODELS LEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Send $100 Caah Cheek oc Staapa foe ow 44 page tabloid aize DISCOUNT Catalog 900 illostretiossover 700 Kits choose froe ILORDER PHONEORDER IN 5TORU PENN VALLEY DADDY CENTER 8S7 Main St Lanudalmla 16446 July1987 55 Leonard Lee Bosworth Olean NY really proud enlarged 99-in wingspan Goldberg Sailplane daughter LeNada Lee Bosworth holds bare bones Above Completed model Below sports trans parent red MonoKote finish 1936 Ritz prop Leonards building models since 1926 organized Olean Model Club 1936 ran Bodes Model Shop 302 5 8th St Olean 1932 1942 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 includes 4 oz Slick Lube $1200 no lube Slick costs $175 Postpaid US via UPS Cal add 6/tax SMALL BOX 114 lb rubber $450 size Orders up $1500 114 lb rubber mdse. add $150 UPS Over $15 add 10% NEW le rubber classics P30 props Air Express Mini-Pearl hA Crockat hooks Front end assemblies 3 prep kits Starduster Satellites Winders Hardware Books Coupe VIII KSB$ Finished propFuel Shutoff $2495Very completeao sec. $1295 6 mm OT- $1296 Tilka/ Wake field Finished Front End - $4195 plus $250 UPS FAI Medel Supply Send $1 CatniogTorrance CA 50610 MONOCOUPE 90A excellent candidate especially YS engine flies FAI pattern extremely well Since ARF Almost Ready Fly flying charac teristics likely consistent aircraft aircraft arent cheap event like would need major sponsor obviously things would have considered before fair test piloting ability would possible such setup wouldnt great watch best country/world compete nobody un fair advantage/liability Ron Van Pune 111 Sleepy Oaks Rd Ft Wal ton Beach FL 32548 RC Scale/Wischers Continued page 53 calculations indicated about 236 oz per sq ft model actually 259 Everything indi cated would good flying model always pleasantly surprised after model finished closely agrees mathe matical projection Estimated values quickly acquiredand just quickly discarded fall outside expectations Control weight during design construction difficult tasks scratchbuilder Having made some calculations deter estimated wing loading example builder now faced serious problem selecting material placement strengthening structural members avoid exceeding desired maximum weight choice made has always strict policy choose lighter material grounds crashed model will have come apart badly regardless built-in strengthening Wide variations strength also avoided example strong fuselage can survive bad landing due stall weak wing structure shattered stall occurred result overweight condi tion heavy fuselage may well have contributing factor cant build protection against pilot error As preferred construction method weight reduction ease building Scale mod eling must come conclusion dont have fact no two models have built alike duplicating older model wings open structure com mon framework leading edge trailing edge spars ribs has variations new Douglas Mailplane has solid-balsaplank leading edges partially shaped circular saw minimize carving sanding afterward Advantage No spars near leading edge spar near trailing edge good airfoil shape retention Disadvantage style construction expensive could con tribute heavy weight unless special care taken selecting light balsa solid leading edges wings completely sheet-covered have tried foam well conventional rib construction found no appreciable difference final weight strength building time electronic calculator has taken sweat out plotting airfoils tapered wings dozen rib positions Starting Handbook Airfoil Sections Light Aircraft MS Rice airfoil can plotted drawn size matter minutes repetition tapered wing rib positions may become monotonous no worse cutting later balsa sheet Some older Scale models non-scale airfoils seem fly just well later ones true scale shapes Maintaining true airfoil shape fabric-covered wings partially successful due fabric sag between ribs both models full-size planes good reason use scale airfoil appearance de pends upon critical eye viewer use Scale airfoil shapes probably has greater effect flight larger models flat-bottomed airfoil may acceptable Schoolyard Scale would hesitate use small Pylon Racer Building fuselage meet low weight projec tions becomes less difficult model size creases Its small model suffers too-high wing loading Building excess strength fuselage temptation re sisted After bad landing strong fuselage merely has larger pieces summarize scratch-designer can make some fairly accurate estimates design parame ters doubt concerning engine size choose larger displacement take advantage using larger-diameter propellers engine exhaust will less noisy prop will efficient because its tips will working outside cowl front-face area fuel consumption should reduced have no problems over heating large slow-turning props engines seem wear forever Excessive engine wear can traced overheating due lean needle settings inadequate ventilation conditions can exist regardless prop size larger prop may scale diame ter appearance definitely improved scratch-builder has positive control over center-of-gravity location Light balsa aft fuselage tail surfaces can help move all-important balance point comfortable 25% position wing chord first flights Having early estimate total weight observing nose tail moments can definite aid material selection Bob Dolly Wiseher 5-22 1 Lapham Peak Rd Delafleld WI 53018 RC Old-Timers/Mathews Continued page 55 kitted after war Scorpion rate very attractive design available version difficult wing construction size suitable 25-size two-cycle engines 30/40 four-strokers span 66 thereabouts making anything bigger excessive Although writer has never seen Ben Buckle kit certainly several interesting designs line Id appreciate hearing com ments have built Buckle kits lament lost skills David Evans letter mentions 24-year-old working PhD English literature University Virginia Some favorite RC memories spring building flying both Quaker 54 Air Trails Sportster teenager Both flew beautifully old 05 15 surprises somewhat few young people build fly Old-Timers satisfaction great hottest hotshots seem really love putting around sky Powerhouse some such Perhaps immediate generation last came model aviation directly through Comet Guil lows rubber kitswhich make transition stick-built Oldies pretty easy Bill Northrop Model Builder Maga zine has often expressed same concerns GATOR RIC PRODUCTS TIGER TAIL 45 DELUX ALL BALSA KIT An new Tiger Tail 120 four strokes piped 60 two strokes beautiful performer competition just showing offl balsa kit machined wood parts complete hardware package includes plug-in adjustable stab parts new wing mounts Wing Span -72 inWing Area 860 sq complete Delux KitS 15995 PLUG-IN ADJUSTABLE STAB KIT last can optimize stab incidence best flight charac teristics pair glass filled nylon adjusters included provide micro screw adjustment smaller front tube Main tube aluminum matching phenolic socket TRANSMITTER CASE An inexpensive rugged molded case protect expensive transmitter both two stick rngle s5ck transmitters Brown ather grain aluminum trim locking clasp S 1895 WING TUBE & SOCKETS Aluminum alloy tubing plug-In wings Included pair special slip-fit phenolic sockets build wing structure Now size models 718 diax2t 895 diax25 995 1 diax352495 feather Ilte glass cloth 7 ozlsq yd est weave Fastest Filling est Finished Weight Big 3 Sq Yard Pkg Detailed Instructions 5895 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily out damage new 60s 17MM rear bearings Sleeve Puller5 795 Searing Puller5 695 ForS1395 IVANS MAGIC GADGET protractor device used Ivan Kristensen accurately measure wJfl aileron elevator rudder throw Takes guess work out trimming out airplane quality tool complete instrtatkons log book tarrying caseS 795 NEWI WING MOUTifING SET wing mounting system developed Ron chidgey fast neat accurate stays tight Three nylon brackets screws machined wood wing blocks included 5595 See Dealer Order Direct Include S2 Per item UPS GATOR RIC PRODUCTS 3713 Pompano Dr acola Pt 32514 1 476-8639 July1987 151 NEW FLYBABY-BIPE COMBO Outstanding Precision Hand/machine-cut Kits Made USA FLYBABY S7950 BIPE $9500 COMBO $11000 Span 56 44 Weight 4-5 lbs Wing load 22 & 14 oz Engine 30-45 ES 25-40 TS field conversion 10 mm AERO-PACER $8900 Sport-trainer Span 64 Weight 5-7 lbs Wing load 19-25 oz Engine 45-65 FS 29-45 TS Span 54 3/4 Weight 5-6 lbs Wing load 15 oz Engine 45-65 ES 35-50 TS Add $450 postage handling direct sales Mich residents add 40/0 VISA Mastercard money order Dealer inquiry invited AERODROME MODELS LTD 2623 5 Miller Rd Saginaw Ml 48603 517 781-3000 opinion considerable justification mentioned last column almost total lack teen participation SAM Champs studied opinion model aircraftflying will grow leaps bounds over next years hut building models will die out art form will become sport less hobby more models available readyor nearly readyto fly Good bad matter fact teenager Id likely put off ferocious competition SAM seems centered After teens highly competitive academic activity environment daily basis have can handle other hand could shown lowpressure laid-back sort flying us enjoy might well attracted Consider explosive growth arts crafts young adult sector just might message dont think Whatsit much same frame lack knowledge about Scorpion Ive run Old-Timer cant identify AMA Executive Director John Worth run across old photo plane couldnt identify gave Associate Editor Ross McMullen pass along to see could shed lightand couldnt could tell what isn t looks like Michael Rolls Gullwing 1938 Zaic Yearbook Neither 1938 Davis Big Gull nor other kit can locate magazine collection So what already After Doe taken pains research model photo Bill Effinger responded note John Worth following information model Cus tom Cavalier gull wing built Edward Berton Sal Taibi worked Berkeley Models saw-room about 1937 Berton flew Joe Raspante Majestic Flying Club Brooklyn NY Berton usually came second behind Raspante Best Finish events con tests Raspante remember Snow White RMcM Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Pylon Racing/Hager Continued page 58 first-ever trophy Formula should watched closely because fast beat Henry Bartle early heat fell out first tie late second-place heat Too bad flyoff would have exciting Richard Olivers second third-place Mesa So much trivia now read closely Next year goes planned Phoenix F-I Classic will held old drag race track track has revamped modeler happens paving contractor race course will custom-designed Racing events will include provisions underground wiring lights speakers will have spectator bleachers unlimited space should premier facility ideal events Everybody should plan attend next year first race season weather always excellent competition top-level Kit accessory list Lil Ton iPrather Products Terry Prather 1660 Ravenna Wilmington CA 90744 tele phone 213 835-4764 Denight Special Cosmic WindPauls Flying Stuff Paul Stenberg PO Box 121 Escondido CA 92025 telephone 619 743545 8 Pole CatRitchs Hobbies Dick Ritch 4101 Lark Houston TX 77025 telephone 713 661-5458 ShoestringDon Rice 12055 206th Issa quah WA 98027 telephone 206 228-4170 Shoestring Lil ToniTom Strom 1420 W 160th Seattle WA 98166 telephone 206 246-4258 EstrellitaJerry Small 502 Cherry Southlake TX 76092 telephone 817 481-6456 Ill have information other supplies later date See Races Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 59 going made improvements would satisfy him So designed new stylish canopy agree light-years aes thetic Hirobos original machine now sports skids instead wheels uses proven Competitor drive train think John has very interesting machine hands Im looking forward building Limited Edition Stork comparing basic Hirobo version Among items sent before Toledo show John Gorham GMPs videotape showing various GMP products flight Robert Gorham gives incredible display smooth flying tape would great club meetings other get-togethers havent seen query GMP its availability Mini-Toledo report hate report trade shows because somehow always manage leave someone outwhich disturbs torn gets back So time Ill merely report US Helicopter com panies apparently doing well still apparent growth RC Helicopter activity US Notable changes Robbe now American agent Schluter Dave Darr working would expect see Schluter continue strong showing Walt Schoonard family owners Floridas Miniature Aircraft Supply still US agents Heim theyve also started market own machine called X-Cell 60-powered 8-lb composite-materials machine utilizing best ideas several top machines X-Ceil copyits Its just Walts new machine what would end up took best known RC Helicopter technology brought together machine Lets wish Walt Schoonard good luck major undertaking GMP showing its expanding line acces sories course Limited Edition Stork sad note CMI will apparently dropping Japanese KKK line machines US shame because manu facturers line particularly R-22 shows fine quality will sorely missed US modelers sincerely hope something can worked out save KKK agency Thats month Tune soon look back over 10 years RC Helicopter activity BCNU Larry Jolly 5501 W Como Santa Ana CA 92703 152Model Aviation DH6O GIPSY MOTH$10900 HOBBYPOXY TRUE TWO-PART EPOXY PAINTS 16 COLORS R ER EPOXY GLUES FOUR FORMULAS 5-MIN T0 45-MIN FAST FILL GRAIN FILLER QUICK-PREP POLYESTER RESIN FREE COLOR CARD AND BROCHURE HOOYPOXY DIVISION PeltS Paint Company ln 36 Pine Streel Rackaway NJ 07806
Edition: Model Aviation - 1987/07
Page Numbers: 54, 55, 151, 152
Radio Control Old-Timers Dr DB Mathews Eut did change size original Atom 099-powered design did course substitute Cox Black Widow 049 add radio control set up planes control system using two servos no mixer elevator servo hooked up elevon aileron servo other flew thing merely holding transmitter cocked 450 side using lower right corner case Up upper left corner Down youll just sit moment imagine movement transmitter stick response two servos youll under stand scheme works Eut says difficult sounds saw him fly Ft Worth tell same story Eut tells Construction followed plans closely wing covered clear Micafilm rest metallic green MonoKote weighed 13 oz used 8 x 6 prop Texas lost using 10 x 4 Robbe narrow-blade Pusher props needed Black Widows since will run either direction just well flew pretty well poor control pitch ie enough flare landing Glide good conventional aircraft Its directional control takeoff unsatisfactory hand-launched well Due its extreme shortness tended nose over LIL MISERY months feature Old-Timer rare bird indeed designed John Worth now AMAs Executive Director published July 1942 issue Air Trails like others have looked old drawings casual interest dismissing Lil Misery exercise tailless aero dynamics little John Worth now tells us early Forties Dick Coen great arrangement trying out new ideas would draw up would build Lil Misery was immediate success flew well minimum adjustmentsthe adjustable elevons click settings made easy simple snap-in-place engine installa tion also worked well used several model designs difficulty getting rear wheels back far enough model would sit upright ROG music-wire legs flimsy stuck out long way fun machine Im inclined build another RC electric power prob ably new Astro 35 cobalt five 800 mAh cells Incidentally agree concerning two servo simple control system described elsewhere article Leave Eut Tileston haul off build oneand successfully fly thing competi tion Eut rather inclined toward off-the-beatenpath designs witness considerable success competition Lancer Alpha Corsair series trait find admirable day Playboys multitude sizes received photo Joe Percy quick letter dispatched home Carmichael CA requesting photos data Unfortunately Eut tells us Lil Misery lost shortly after Ft Worth Plainsmens Labor Day success no other photos -FLAP FLAP RATCHET CELLULOIDSEC A-A [i-LI NO S 7 NO 4 NO 1 / rn/I AA __________________________________________________________FLAP RATCHET FLAP AP 00 4 I/ /4 SCALE IN INCHES NOTEPODEROMBATT8OS1 BULKHEADS ROTTOM STRINGER THENTIMER FLANKED WINGSPAN5O I/OSWEEPHACK 29 LI LNOI -NOO NO 3 Mystery plane L Seemingly no knew anything about plane except name its buiider Edward Berton Bill Effinger made last-minute save though See note end column Eut Tilestons 1AA Texaco LIl Misery R isa 1942 design John Worth Cox Black Widow 049 powers Two-channel RC controls servo hooked elevon does work Read oni BOTh THIS DESIGN WAS PUB LISHES IN THE JALY 1942 ISSUE OF AIR TRAILS MAGAZINE 0 204 5K7B910 Li JOHN WORTH DESIGNED BYosd DICK COHEN ROOT CHORSKSECTIONCLAREY POWEHATOM 099 CU IN 54 Model Aviation landing also very difficult see air reason its eventual loss Lil Misery interesting Texaco model potential win flown properly Eut also tells now flyingand very impressed witha Tex Ricard Flying Wing 1938 Zaic Yearbook avail able AMAs Supply Service Dept Ill try obtain some photos next column Evolution design March 1987 column ran photo Jim OReillys frame work Scotty Murray Answer also men tioned Consolidated kit Topper simplified version Answer built-up wing mention Topper re sulted several queries about plans As always available John Pond Plans PO Box 90310 San Jose CA 95109 IfJohnwould just place small ad magazine hed sure save lot trouble newcomers Old-Timer segment hobby also received interesting letter David Evans Charlottesville VA pointed out fact still have much learn share mention Scotty Murrays Answer March column remarks would like scale up RC. already done Ben Buckle makes kit Super Scorpion bears very substantial resem blance Answerwith exception covering-induced elliptical dihedral According Buckles note plan classic design Keil Kraft English kitDoc Scorpion originated Answer August 1941 issue ofModelAirplaneNews design Gordon Murray original Answer very thin bird like wing section built design Jerry Ritz design kitted Topper1941 process wing section changed NACA 6409 note continues recount various stages design went through England being Continued page 151 NEW FOX 4-Cycle Special MIRACLE GLOW PLUG totally new concept glow plug design Instead using idle bar MIRACLE PLUG built pre-combustion chamber important thing plug retains heat better other know Try . 4-cycle motor 2-cycle motor also will get smoother throttle response probably will able use less expensive low nitro fuel Tests also show reduced fuel consumption cases WARNING I! motor probably will idle faster re-set throttle . Gtherwise might able land Hard believe . GE course check out MIRACLE PLUGJust case 40702 4-Cycle Glow Plug $275 Manufacturing Company 5305 Towson Avenue Fort Smith AR 72901 CGITIOLIIZ Thu PROFILE0 COMBA 7RA T WIDE & NARROW WEDGE UNIFLOW Capacities & ITUDD luiton Dliii Fiili Ingredients detailed brochure500 stamps/check oni CAROLINA-TAFFINDER 8345 Delhi Road Charleston Hgts SC 29418 803-553-7169 QUARTER SCALE QUADRA -4 CYCLE SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PG Box 566 Auburn WA 98071 206 941-8248 Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ w 7948 07470 C FE BENTOM BROWN JR CAMPBELL COMET COVERITE CCX EASY BUILT MODELS ENYA FAI FLYLINE ox GOLDBERG GOLDEN AGE REPRO GENE DUBOIS GUILLOW- K&B K&S L R MRC OS MAX PACTRA- PECK-POLYMER PERFECT R/N MODELS LEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Send $100 Caah Cheek oc Staapa foe ow 44 page tabloid aize DISCOUNT Catalog 900 illostretiossover 700 Kits choose froe ILORDER PHONEORDER IN 5TORU PENN VALLEY DADDY CENTER 8S7 Main St Lanudalmla 16446 July1987 55 Leonard Lee Bosworth Olean NY really proud enlarged 99-in wingspan Goldberg Sailplane daughter LeNada Lee Bosworth holds bare bones Above Completed model Below sports trans parent red MonoKote finish 1936 Ritz prop Leonards building models since 1926 organized Olean Model Club 1936 ran Bodes Model Shop 302 5 8th St Olean 1932 1942 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 includes 4 oz Slick Lube $1200 no lube Slick costs $175 Postpaid US via UPS Cal add 6/tax SMALL BOX 114 lb rubber $450 size Orders up $1500 114 lb rubber mdse. add $150 UPS Over $15 add 10% NEW le rubber classics P30 props Air Express Mini-Pearl hA Crockat hooks Front end assemblies 3 prep kits Starduster Satellites Winders Hardware Books Coupe VIII KSB$ Finished propFuel Shutoff $2495Very completeao sec. $1295 6 mm OT- $1296 Tilka/ Wake field Finished Front End - $4195 plus $250 UPS FAI Medel Supply Send $1 CatniogTorrance CA 50610 MONOCOUPE 90A excellent candidate especially YS engine flies FAI pattern extremely well Since ARF Almost Ready Fly flying charac teristics likely consistent aircraft aircraft arent cheap event like would need major sponsor obviously things would have considered before fair test piloting ability would possible such setup wouldnt great watch best country/world compete nobody un fair advantage/liability Ron Van Pune 111 Sleepy Oaks Rd Ft Wal ton Beach FL 32548 RC Scale/Wischers Continued page 53 calculations indicated about 236 oz per sq ft model actually 259 Everything indi cated would good flying model always pleasantly surprised after model finished closely agrees mathe matical projection Estimated values quickly acquiredand just quickly discarded fall outside expectations Control weight during design construction difficult tasks scratchbuilder Having made some calculations deter estimated wing loading example builder now faced serious problem selecting material placement strengthening structural members avoid exceeding desired maximum weight choice made has always strict policy choose lighter material grounds crashed model will have come apart badly regardless built-in strengthening Wide variations strength also avoided example strong fuselage can survive bad landing due stall weak wing structure shattered stall occurred result overweight condi tion heavy fuselage may well have contributing factor cant build protection against pilot error As preferred construction method weight reduction ease building Scale mod eling must come conclusion dont have fact no two models have built alike duplicating older model wings open structure com mon framework leading edge trailing edge spars ribs has variations new Douglas Mailplane has solid-balsaplank leading edges partially shaped circular saw minimize carving sanding afterward Advantage No spars near leading edge spar near trailing edge good airfoil shape retention Disadvantage style construction expensive could con tribute heavy weight unless special care taken selecting light balsa solid leading edges wings completely sheet-covered have tried foam well conventional rib construction found no appreciable difference final weight strength building time electronic calculator has taken sweat out plotting airfoils tapered wings dozen rib positions Starting Handbook Airfoil Sections Light Aircraft MS Rice airfoil can plotted drawn size matter minutes repetition tapered wing rib positions may become monotonous no worse cutting later balsa sheet Some older Scale models non-scale airfoils seem fly just well later ones true scale shapes Maintaining true airfoil shape fabric-covered wings partially successful due fabric sag between ribs both models full-size planes good reason use scale airfoil appearance de pends upon critical eye viewer use Scale airfoil shapes probably has greater effect flight larger models flat-bottomed airfoil may acceptable Schoolyard Scale would hesitate use small Pylon Racer Building fuselage meet low weight projec tions becomes less difficult model size creases Its small model suffers too-high wing loading Building excess strength fuselage temptation re sisted After bad landing strong fuselage merely has larger pieces summarize scratch-designer can make some fairly accurate estimates design parame ters doubt concerning engine size choose larger displacement take advantage using larger-diameter propellers engine exhaust will less noisy prop will efficient because its tips will working outside cowl front-face area fuel consumption should reduced have no problems over heating large slow-turning props engines seem wear forever Excessive engine wear can traced overheating due lean needle settings inadequate ventilation conditions can exist regardless prop size larger prop may scale diame ter appearance definitely improved scratch-builder has positive control over center-of-gravity location Light balsa aft fuselage tail surfaces can help move all-important balance point comfortable 25% position wing chord first flights Having early estimate total weight observing nose tail moments can definite aid material selection Bob Dolly Wiseher 5-22 1 Lapham Peak Rd Delafleld WI 53018 RC Old-Timers/Mathews Continued page 55 kitted after war Scorpion rate very attractive design available version difficult wing construction size suitable 25-size two-cycle engines 30/40 four-strokers span 66 thereabouts making anything bigger excessive Although writer has never seen Ben Buckle kit certainly several interesting designs line Id appreciate hearing com ments have built Buckle kits lament lost skills David Evans letter mentions 24-year-old working PhD English literature University Virginia Some favorite RC memories spring building flying both Quaker 54 Air Trails Sportster teenager Both flew beautifully old 05 15 surprises somewhat few young people build fly Old-Timers satisfaction great hottest hotshots seem really love putting around sky Powerhouse some such Perhaps immediate generation last came model aviation directly through Comet Guil lows rubber kitswhich make transition stick-built Oldies pretty easy Bill Northrop Model Builder Maga zine has often expressed same concerns GATOR RIC PRODUCTS TIGER TAIL 45 DELUX ALL BALSA KIT An new Tiger Tail 120 four strokes piped 60 two strokes beautiful performer competition just showing offl balsa kit machined wood parts complete hardware package includes plug-in adjustable stab parts new wing mounts Wing Span -72 inWing Area 860 sq complete Delux KitS 15995 PLUG-IN ADJUSTABLE STAB KIT last can optimize stab incidence best flight charac teristics pair glass filled nylon adjusters included provide micro screw adjustment smaller front tube Main tube aluminum matching phenolic socket TRANSMITTER CASE An inexpensive rugged molded case protect expensive transmitter both two stick rngle s5ck transmitters Brown ather grain aluminum trim locking clasp S 1895 WING TUBE & SOCKETS Aluminum alloy tubing plug-In wings Included pair special slip-fit phenolic sockets build wing structure Now size models 718 diax2t 895 diax25 995 1 diax352495 feather Ilte glass cloth 7 ozlsq yd est weave Fastest Filling est Finished Weight Big 3 Sq Yard Pkg Detailed Instructions 5895 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily out damage new 60s 17MM rear bearings Sleeve Puller5 795 Searing Puller5 695 ForS1395 IVANS MAGIC GADGET protractor device used Ivan Kristensen accurately measure wJfl aileron elevator rudder throw Takes guess work out trimming out airplane quality tool complete instrtatkons log book tarrying caseS 795 NEWI WING MOUTifING SET wing mounting system developed Ron chidgey fast neat accurate stays tight Three nylon brackets screws machined wood wing blocks included 5595 See Dealer Order Direct Include S2 Per item UPS GATOR RIC PRODUCTS 3713 Pompano Dr acola Pt 32514 1 476-8639 July1987 151 NEW FLYBABY-BIPE COMBO Outstanding Precision Hand/machine-cut Kits Made USA FLYBABY S7950 BIPE $9500 COMBO $11000 Span 56 44 Weight 4-5 lbs Wing load 22 & 14 oz Engine 30-45 ES 25-40 TS field conversion 10 mm AERO-PACER $8900 Sport-trainer Span 64 Weight 5-7 lbs Wing load 19-25 oz Engine 45-65 FS 29-45 TS Span 54 3/4 Weight 5-6 lbs Wing load 15 oz Engine 45-65 ES 35-50 TS Add $450 postage handling direct sales Mich residents add 40/0 VISA Mastercard money order Dealer inquiry invited AERODROME MODELS LTD 2623 5 Miller Rd Saginaw Ml 48603 517 781-3000 opinion considerable justification mentioned last column almost total lack teen participation SAM Champs studied opinion model aircraftflying will grow leaps bounds over next years hut building models will die out art form will become sport less hobby more models available readyor nearly readyto fly Good bad matter fact teenager Id likely put off ferocious competition SAM seems centered After teens highly competitive academic activity environment daily basis have can handle other hand could shown lowpressure laid-back sort flying us enjoy might well attracted Consider explosive growth arts crafts young adult sector just might message dont think Whatsit much same frame lack knowledge about Scorpion Ive run Old-Timer cant identify AMA Executive Director John Worth run across old photo plane couldnt identify gave Associate Editor Ross McMullen pass along to see could shed lightand couldnt could tell what isn t looks like Michael Rolls Gullwing 1938 Zaic Yearbook Neither 1938 Davis Big Gull nor other kit can locate magazine collection So what already After Doe taken pains research model photo Bill Effinger responded note John Worth following information model Cus tom Cavalier gull wing built Edward Berton Sal Taibi worked Berkeley Models saw-room about 1937 Berton flew Joe Raspante Majestic Flying Club Brooklyn NY Berton usually came second behind Raspante Best Finish events con tests Raspante remember Snow White RMcM Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Pylon Racing/Hager Continued page 58 first-ever trophy Formula should watched closely because fast beat Henry Bartle early heat fell out first tie late second-place heat Too bad flyoff would have exciting Richard Olivers second third-place Mesa So much trivia now read closely Next year goes planned Phoenix F-I Classic will held old drag race track track has revamped modeler happens paving contractor race course will custom-designed Racing events will include provisions underground wiring lights speakers will have spectator bleachers unlimited space should premier facility ideal events Everybody should plan attend next year first race season weather always excellent competition top-level Kit accessory list Lil Ton iPrather Products Terry Prather 1660 Ravenna Wilmington CA 90744 tele phone 213 835-4764 Denight Special Cosmic WindPauls Flying Stuff Paul Stenberg PO Box 121 Escondido CA 92025 telephone 619 743545 8 Pole CatRitchs Hobbies Dick Ritch 4101 Lark Houston TX 77025 telephone 713 661-5458 ShoestringDon Rice 12055 206th Issa quah WA 98027 telephone 206 228-4170 Shoestring Lil ToniTom Strom 1420 W 160th Seattle WA 98166 telephone 206 246-4258 EstrellitaJerry Small 502 Cherry Southlake TX 76092 telephone 817 481-6456 Ill have information other supplies later date See Races Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 59 going made improvements would satisfy him So designed new stylish canopy agree light-years aes thetic Hirobos original machine now sports skids instead wheels uses proven Competitor drive train think John has very interesting machine hands Im looking forward building Limited Edition Stork comparing basic Hirobo version Among items sent before Toledo show John Gorham GMPs videotape showing various GMP products flight Robert Gorham gives incredible display smooth flying tape would great club meetings other get-togethers havent seen query GMP its availability Mini-Toledo report hate report trade shows because somehow always manage leave someone outwhich disturbs torn gets back So time Ill merely report US Helicopter com panies apparently doing well still apparent growth RC Helicopter activity US Notable changes Robbe now American agent Schluter Dave Darr working would expect see Schluter continue strong showing Walt Schoonard family owners Floridas Miniature Aircraft Supply still US agents Heim theyve also started market own machine called X-Cell 60-powered 8-lb composite-materials machine utilizing best ideas several top machines X-Ceil copyits Its just Walts new machine what would end up took best known RC Helicopter technology brought together machine Lets wish Walt Schoonard good luck major undertaking GMP showing its expanding line acces sories course Limited Edition Stork sad note CMI will apparently dropping Japanese KKK line machines US shame because manu facturers line particularly R-22 shows fine quality will sorely missed US modelers sincerely hope something can worked out save KKK agency Thats month Tune soon look back over 10 years RC Helicopter activity BCNU Larry Jolly 5501 W Como Santa Ana CA 92703 152Model Aviation DH6O GIPSY MOTH$10900 HOBBYPOXY TRUE TWO-PART EPOXY PAINTS 16 COLORS R ER EPOXY GLUES FOUR FORMULAS 5-MIN T0 45-MIN FAST FILL GRAIN FILLER QUICK-PREP POLYESTER RESIN FREE COLOR CARD AND BROCHURE HOOYPOXY DIVISION PeltS Paint Company ln 36 Pine Streel Rackaway NJ 07806