LETS get off ground month salute David Smith Columbia SC famous disappearing Chambermaid sometimes referred unceremoniously Chamberpot certain old-timers evidently know about something dont Davids model legendary air racer designed Bill Henn two 38-inlong loops A-in FAI rubber absorbed 1500 turns put little beauty up realm Hung Great God Thermals climb steep right 9-in Peck prop just right glide also right After long career literally dozens two- three-minute flights Hung finally took model built 1980 home bosom Although model OOS out-of-sight Ed 10 mm 25 sec chances good still up Ill let David tell own words No its Han Solo carbonite its ginning iighwelght vacu-formed pilot Dick Howard Lake Havasu AZ uses toy fig ures plastic cottage cheese carton tops Builder David Smith earns months Thermal Worthy Aircraft TWA award flight ended long illustri ous career Bill Henn-designed Cham bermaid went OOS over 10 minutes day contest Mac McJunkin gave everyone 1987 Fiightmasters Annual eyeful C021 rocket power Pete Weisman built all-sheet-balsa profile F-i 5 photos holds Above Mac refills shot liquid CO2 Brown 20cc tank basis rocket motor its 11 oz initial thrust tapers off 2 oz over 20-sec run Photo Below L shows filler-launcher head near model Outer tube can slide back causing three trapped balls release grip grooved motor nozzle allowing model become airborne Photo Below R shows motor filler/launcher connected Note simple motor mount Bill Noonan magnificent Late 28 serve remind us Flying Aces Clubs Nate coming Genesco NY July Plan its like heaven FF Scale fans 58 Model Aviation Free plait Sport & Scale Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 picture-perfect days race plane event previous round Peanut Chambermaid al five entries As expected two big outfiew version Mr Mulligan 24-in Chambermaids went out first did outfly Maid good 30 sec So second rounds little concerned because next round saw go up 1500 turns Dave Vincents Martin-Naker No-Cal model R flies beautifully indoors has what ap pears ridiculous amount left thrust its nose bearing Detail Above shows Peck-Polymers nylon nose button encased strip 025-in brass glued motor stick Combo makes easy ad justment thrust line ing mixed emotions Losing good friend trusty model versus elation fulfillment modelers dream can tell experience flight like worth dozen trophies wish room share Davids inspiring letter Im send- Continued page 149 launched Chambermaid went up like bullet screamed up 300 ft within first 40 sec Peanut landed after good 70 sec Dave Rees Mr Mulligan after 90 Chambermaid still going up watched continued climb beautiful cir cles right getting higher higher trotted length field edge trees could keep sight little longer realized couldnt possibly keep up running under behind dense woods up ahead leaned back against big oak tree shade stood watch go Out would estimate about six minutes gotten up 800 ft About time small Cessna flew under Chambermaid continued fly on higher higher perfect trim finally got up level clouds time could see circling out fluffy white clouds What beautiful sight would poke nose cloud disappear reap pear other side go back again Well gang can imagine David hayMac McJunklns Riverside CA latest 6E i3 A5 RITIS4 940 iTy/*OJj- C02-jet-powered design scale Bell X-1 Mod ified Brown 20cc CO2 tank gives Think victories Chenaults boys couldve theyd machine enough thrust size model the Flying Tigers Dick Allens latest fantasy announces triumphant return pages July 1988 59 Phaedon Tsikinouplois Los Angeles CA made smooth-as-silk ball-bearingequipped winder Such home-builts ing seen more late Note tached digital turns counter ing along months Thermal-Worthy Aircraft award him well-deserved too Thanks David sharing adventure w somewhere Chambermaid good hands Blohm Voss BV-141 Rubber Scale ships plan available Al Lidbergs plan service Al also has No-Cal profile version faint heart says flies great FF Old-Timers/Baker Continued page 145 gone days have weight structures less rubber old practice build very light struc tures bring model up required weight rubber resulted some terrify ing hunks rubber being held precariously very flimsy structures Well rubberto-structural-weight didnt get higher average flight times answer use less rubber use well Several fliers era have com mented winders would wind big motors fully binding since did use winding tubes seldom really attempted pack maximum winds models very likely trimmed much power anyway long heavy motors led models inertia problems pitch trim frequent problems center-of-gravity being shifted aft thereby spoil ing glide due gobs knots collecting rear end never seems collect anywhere elsejust dropped bread-and-jelly sandwich always seems land jelly-side down Bakers rules derived Parkinsons Law use winders good bearings gears permit winding maximum turns ease also use blast tubes torque meters encourage winding maximum suspect have better rubber likely have good sense test rubber use best have official flights saving rest loan friends likely much aware thermalpickingand itthan day addition models likely better trim because last much longer few lost because short max universal use dethermalizers Because models flown string maxes big expected last longer built better stronger back original point better trim Chester Lanzo once told built 13 14 popular 1940 National Stick Win ner airplanes year e lost contest have version model have flying since 1979 have used win contests including SAM Champs twice 1980 1986 sucker starting get good trim same principle applies Gas models too An out-of-sight flight needed winand should never happen failure dether malizer except Oklahoma whole houses towns go flying Out sight time time art building Old-Timer today making stronger original going too heavy Like Terry Rimerts three rules Free Flight Keep light dont let get heavy shouldnt weigh much Major areas likely need strength spars leading edges longerons landing gears mo tor mounts Eut Tileson expert creating light-but-strong structures points out trailing edges usually too heavy go through fence last anyway says need input dont know can expect future columns go detail about structural changes trim schemes other good stuff like pick design build now know some changes orig inal plans may desirable thing about Gas models would suggest right away never build beam mounts need good trim able make small thrust line adjustments easily make engine mounts bolt firewall cant adjust thrust line will very limited amount power model can handle will have too much rudder deflection high power still wont have enough turn glide ex ample have made couple errors past columns Micro Model Engineering catalog $5 now price 52-in-span SAM-legal-for FF version Strato Streak $585 postpald Bob Larsh 45 5 Whitcomb Ave Indianap olis IN 46241 Thermals Viva Dos Equis FF Sport & Scale/Warner Continued page 59 have receiving letters commenting kids coming hobby droves Id like share couple Reynard McClusky DelMar NY member famed Mid-Hudson Model Masters fig ures reason kids gravitate RC cars can get places run em flying fields require adults transportation adults always available also opinion schools push clubs team sports social events have nothing working ones hands mething too often looked down upon upwardiy mobile soci ety suspects countries model building still flourishes since work ing hands highly regarded cites kids flying stick-and-tissue models off hill Innsbruck Austria last visit John Walker Charlottesville VA notes area has comprehensive model magazine stands years whereas Thirties kid access model mag azines simple models could build right-then-and-there didnt use much balsaand also flew well could buy models almost anywhere days fiveand-dime stores sporting goods stores big department store continuous modelbuilding demonstration likes has seen Japan late Harry Ohanesian Grand Rapids MI figures part problem beginner gen erally chooses Scale model usually hardest trim fly Kids dont see neat sim ple models putting along overhead anymore Harry would like see kids introduced simple endurance models spanning 20 30 easier build trim some smaller ones Doug Dahike Oshkosh WI opines reasons given lack Juniors hobby ridiculous response old Kids interested cutting edge technology argument wonders model rocketry isnt hip-deep kids skateboards cut ting edge also figures 10 Jun iors stays hobby thats good accom plishment also wonders about adult priori ties money spent frequency control rather Junior programs Perhaps Junior problem bit like weather erybody talks about no body does anything about Maybe could get AMA AARP merge get break dues Geritol same time AA Lidberg Model Plan Service 614 E FordJuly1988 149 izu N CD CO 0 31 x ps 0 x N C Co Co -n I m z 0 z z 0 ci 0 -u JJ 0 -u m I m 0 0 C3 -I CD CD 0 0 C, 0 C, 0 0 01 0 ham Dr Tempe AZ 85283 has number teresting No-Cal profile Scale plans including Zlin Z5OL Napier-Heston Racer Blohm Voss BV-141 asymmetrical WW II curiosi ty Mitsubishi Claude Mosca Als plans include CO2 electric well Rubber Scale buck will bring catalog goodies plans normal Scale ships profile se ries might special interest modelers like get maximum fun minimum investment Although No-Cal profile Scalers fly well Jim Petro 4148 E 13th Ave Gary IN 46403 would like some advice getting behave low-wingers trimmed balanced low-power glide zero rudder input trims rudder wing thrust angle leftturn-with-low-power climb point models start yawing right forced go left too large rud der deflection left About quarter way its circle model rolls left verted hesitates stall-dives starts flat spin puts high rubber power plane zooms perfect left turn climb until power used up flies straight wall classic right sideslip Well experts have can write ideas direct Jim can try em Out let us know what works Happy land ings Mae MeJunkins CO2 experiments re ported Flightmasters newsletter have among thorough interesting have seen know Jet-X works simple direct air freon CO2 jet ex periments have less successful Some have too heavy Others unpre dictable gutless cumbersomeor just down right dangerous remember trying fly plain Sparkletts CO2 cartridges puncturing little hand-held device rammed old steel phonograph needle business end cartridge youngsters reading sort thing some degree popu larity back about 1947 RMcM scheme too practical . er heavy last years Flightmasters Annual Los An geles Mac Pete Weisman demonstrated CO2 jets both practical reliable Petes all-sheet-balsa F-IS made spectacular flights around 20 sec climbing altitude 40-50 ft using Brown 20cc CO2 tank Peck-Polymers equipped special nozzle 010-in orifice special filler/launcher nozzle designed Mac features collet three balls radially spaced common air hose connector chuck used filling stations machine shops external tube filler pulled back against spring pressure allowing captive balls move outward little thereby permitting insertion jet motor nozzle has annular groove receive balls outer tube allowed move back over balls holding motors groove locking two units nozzle filler together An 0ring filler seals against nozzles cham fered end motor filled liquid CO2 Macs fire extinguisher shut off means its own valve model ready launched pulling external keeper sleeve tube back off balls releasing nozzle Mac has motor 005-in orifice Dick Howard Lake Havasu flash strikes again cottage-cheese-lid pilots proba bly know Dick great cottage-cheese-con tainer prop blades power twin-engined Rubber jobs victory regularity latest achievement use toy-store cow boys molds homemade hotplate/vacu um-cleaner-vacu-former make pilot heads takes lids cottage cheese containers heats until just start smoke pulls over forms uses styrofoam fill rear head shoulders have used old Mattel vacu-form long time generally using Zona saw cut head taken some sort doll figure halvesfront backto used forms filled modeling clay keep collapsing under pressure vacu forming light stuff Drilling holes about 015-020 through depressed parts head such under chin nose helps pull material down over Well gang until next time e ya Flying Aces Nats Genesco NY July 8-10 FF Duration/Oldenkamp Continued page 61 Detractors getting gimmicks still viableBob White among thembut swing seems irreversible Groups Canada already work source network list more-or-less off-the * * ** * * * ****** ** ********* *** ** * * * **** ** *** * BALSA WOOD 72 complete set GLIDER PLANS 0- INEXPENSIVE 0EASY TO BUILD o FLYING MODELS 0FAMOUS AIRCRAFT REPLICAS 0-RUBBER BAND HAND LAUNCH STAR KRAFT P0 IIOX 321 BOUNTIFUL UT 84010 OSILS 00111 UNIQUE PLYINGTO ORDEE cOMPLETE NOSPI FROM 1116 S8EET SET OP 17 PLANS 8ALSA 5 3/16 STICK BALSA SUNO 5150 PLUS [ISO LOSS SF105 086 5800T SI 50 POSTAGE TOI 080 050 55151 P00 80001. * *** * LWier Wdiit Moid wili wouli Powm DIT*USPaWN0Den * *Deales Invted * *wa,anly110 ft CO ~a77 * &*..m.1 *WetorOry *Stick onAbrasives *a *A KeenMachine gives exceptional * sanding conlrol br excellent tinish * *99BasIc xci 1 let Wand t eacha *olegUtsa *BoIdel SpecaI xci 2 hat 1 SaIl*xond wand 5 oh 8 grits *129Delexe nceden 3 tIat 2 tell Oonda *wends 1 hell wends 10 Ut gritsa * itional Wands Abrasives availablea *a *WANDIT MANUFACTURING 214 288-5789 * * PO Box 266 uite Texas 75149a 150 Model Aviation runs longer problems drilling holes size beyond capability average garden-variety modeler Unimat lathe 17 DIFFERENT PLANS INCLUDING F-isF-16 F-laF-4 U-2A-6 SPAt SHUTTLE 10 OTHERS
Edition: Model Aviation - 1988/07
Page Numbers: 58, 59, 149, 150
LETS get off ground month salute David Smith Columbia SC famous disappearing Chambermaid sometimes referred unceremoniously Chamberpot certain old-timers evidently know about something dont Davids model legendary air racer designed Bill Henn two 38-inlong loops A-in FAI rubber absorbed 1500 turns put little beauty up realm Hung Great God Thermals climb steep right 9-in Peck prop just right glide also right After long career literally dozens two- three-minute flights Hung finally took model built 1980 home bosom Although model OOS out-of-sight Ed 10 mm 25 sec chances good still up Ill let David tell own words No its Han Solo carbonite its ginning iighwelght vacu-formed pilot Dick Howard Lake Havasu AZ uses toy fig ures plastic cottage cheese carton tops Builder David Smith earns months Thermal Worthy Aircraft TWA award flight ended long illustri ous career Bill Henn-designed Cham bermaid went OOS over 10 minutes day contest Mac McJunkin gave everyone 1987 Fiightmasters Annual eyeful C021 rocket power Pete Weisman built all-sheet-balsa profile F-i 5 photos holds Above Mac refills shot liquid CO2 Brown 20cc tank basis rocket motor its 11 oz initial thrust tapers off 2 oz over 20-sec run Photo Below L shows filler-launcher head near model Outer tube can slide back causing three trapped balls release grip grooved motor nozzle allowing model become airborne Photo Below R shows motor filler/launcher connected Note simple motor mount Bill Noonan magnificent Late 28 serve remind us Flying Aces Clubs Nate coming Genesco NY July Plan its like heaven FF Scale fans 58 Model Aviation Free plait Sport & Scale Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 picture-perfect days race plane event previous round Peanut Chambermaid al five entries As expected two big outfiew version Mr Mulligan 24-in Chambermaids went out first did outfly Maid good 30 sec So second rounds little concerned because next round saw go up 1500 turns Dave Vincents Martin-Naker No-Cal model R flies beautifully indoors has what ap pears ridiculous amount left thrust its nose bearing Detail Above shows Peck-Polymers nylon nose button encased strip 025-in brass glued motor stick Combo makes easy ad justment thrust line ing mixed emotions Losing good friend trusty model versus elation fulfillment modelers dream can tell experience flight like worth dozen trophies wish room share Davids inspiring letter Im send- Continued page 149 launched Chambermaid went up like bullet screamed up 300 ft within first 40 sec Peanut landed after good 70 sec Dave Rees Mr Mulligan after 90 Chambermaid still going up watched continued climb beautiful cir cles right getting higher higher trotted length field edge trees could keep sight little longer realized couldnt possibly keep up running under behind dense woods up ahead leaned back against big oak tree shade stood watch go Out would estimate about six minutes gotten up 800 ft About time small Cessna flew under Chambermaid continued fly on higher higher perfect trim finally got up level clouds time could see circling out fluffy white clouds What beautiful sight would poke nose cloud disappear reap pear other side go back again Well gang can imagine David hayMac McJunklns Riverside CA latest 6E i3 A5 RITIS4 940 iTy/*OJj- C02-jet-powered design scale Bell X-1 Mod ified Brown 20cc CO2 tank gives Think victories Chenaults boys couldve theyd machine enough thrust size model the Flying Tigers Dick Allens latest fantasy announces triumphant return pages July 1988 59 Phaedon Tsikinouplois Los Angeles CA made smooth-as-silk ball-bearingequipped winder Such home-builts ing seen more late Note tached digital turns counter ing along months Thermal-Worthy Aircraft award him well-deserved too Thanks David sharing adventure w somewhere Chambermaid good hands Blohm Voss BV-141 Rubber Scale ships plan available Al Lidbergs plan service Al also has No-Cal profile version faint heart says flies great FF Old-Timers/Baker Continued page 145 gone days have weight structures less rubber old practice build very light struc tures bring model up required weight rubber resulted some terrify ing hunks rubber being held precariously very flimsy structures Well rubberto-structural-weight didnt get higher average flight times answer use less rubber use well Several fliers era have com mented winders would wind big motors fully binding since did use winding tubes seldom really attempted pack maximum winds models very likely trimmed much power anyway long heavy motors led models inertia problems pitch trim frequent problems center-of-gravity being shifted aft thereby spoil ing glide due gobs knots collecting rear end never seems collect anywhere elsejust dropped bread-and-jelly sandwich always seems land jelly-side down Bakers rules derived Parkinsons Law use winders good bearings gears permit winding maximum turns ease also use blast tubes torque meters encourage winding maximum suspect have better rubber likely have good sense test rubber use best have official flights saving rest loan friends likely much aware thermalpickingand itthan day addition models likely better trim because last much longer few lost because short max universal use dethermalizers Because models flown string maxes big expected last longer built better stronger back original point better trim Chester Lanzo once told built 13 14 popular 1940 National Stick Win ner airplanes year e lost contest have version model have flying since 1979 have used win contests including SAM Champs twice 1980 1986 sucker starting get good trim same principle applies Gas models too An out-of-sight flight needed winand should never happen failure dether malizer except Oklahoma whole houses towns go flying Out sight time time art building Old-Timer today making stronger original going too heavy Like Terry Rimerts three rules Free Flight Keep light dont let get heavy shouldnt weigh much Major areas likely need strength spars leading edges longerons landing gears mo tor mounts Eut Tileson expert creating light-but-strong structures points out trailing edges usually too heavy go through fence last anyway says need input dont know can expect future columns go detail about structural changes trim schemes other good stuff like pick design build now know some changes orig inal plans may desirable thing about Gas models would suggest right away never build beam mounts need good trim able make small thrust line adjustments easily make engine mounts bolt firewall cant adjust thrust line will very limited amount power model can handle will have too much rudder deflection high power still wont have enough turn glide ex ample have made couple errors past columns Micro Model Engineering catalog $5 now price 52-in-span SAM-legal-for FF version Strato Streak $585 postpald Bob Larsh 45 5 Whitcomb Ave Indianap olis IN 46241 Thermals Viva Dos Equis FF Sport & Scale/Warner Continued page 59 have receiving letters commenting kids coming hobby droves Id like share couple Reynard McClusky DelMar NY member famed Mid-Hudson Model Masters fig ures reason kids gravitate RC cars can get places run em flying fields require adults transportation adults always available also opinion schools push clubs team sports social events have nothing working ones hands mething too often looked down upon upwardiy mobile soci ety suspects countries model building still flourishes since work ing hands highly regarded cites kids flying stick-and-tissue models off hill Innsbruck Austria last visit John Walker Charlottesville VA notes area has comprehensive model magazine stands years whereas Thirties kid access model mag azines simple models could build right-then-and-there didnt use much balsaand also flew well could buy models almost anywhere days fiveand-dime stores sporting goods stores big department store continuous modelbuilding demonstration likes has seen Japan late Harry Ohanesian Grand Rapids MI figures part problem beginner gen erally chooses Scale model usually hardest trim fly Kids dont see neat sim ple models putting along overhead anymore Harry would like see kids introduced simple endurance models spanning 20 30 easier build trim some smaller ones Doug Dahike Oshkosh WI opines reasons given lack Juniors hobby ridiculous response old Kids interested cutting edge technology argument wonders model rocketry isnt hip-deep kids skateboards cut ting edge also figures 10 Jun iors stays hobby thats good accom plishment also wonders about adult priori ties money spent frequency control rather Junior programs Perhaps Junior problem bit like weather erybody talks about no body does anything about Maybe could get AMA AARP merge get break dues Geritol same time AA Lidberg Model Plan Service 614 E FordJuly1988 149 izu N CD CO 0 31 x ps 0 x N C Co Co -n I m z 0 z z 0 ci 0 -u JJ 0 -u m I m 0 0 C3 -I CD CD 0 0 C, 0 C, 0 0 01 0 ham Dr Tempe AZ 85283 has number teresting No-Cal profile Scale plans including Zlin Z5OL Napier-Heston Racer Blohm Voss BV-141 asymmetrical WW II curiosi ty Mitsubishi Claude Mosca Als plans include CO2 electric well Rubber Scale buck will bring catalog goodies plans normal Scale ships profile se ries might special interest modelers like get maximum fun minimum investment Although No-Cal profile Scalers fly well Jim Petro 4148 E 13th Ave Gary IN 46403 would like some advice getting behave low-wingers trimmed balanced low-power glide zero rudder input trims rudder wing thrust angle leftturn-with-low-power climb point models start yawing right forced go left too large rud der deflection left About quarter way its circle model rolls left verted hesitates stall-dives starts flat spin puts high rubber power plane zooms perfect left turn climb until power used up flies straight wall classic right sideslip Well experts have can write ideas direct Jim can try em Out let us know what works Happy land ings Mae MeJunkins CO2 experiments re ported Flightmasters newsletter have among thorough interesting have seen know Jet-X works simple direct air freon CO2 jet ex periments have less successful Some have too heavy Others unpre dictable gutless cumbersomeor just down right dangerous remember trying fly plain Sparkletts CO2 cartridges puncturing little hand-held device rammed old steel phonograph needle business end cartridge youngsters reading sort thing some degree popu larity back about 1947 RMcM scheme too practical . er heavy last years Flightmasters Annual Los An geles Mac Pete Weisman demonstrated CO2 jets both practical reliable Petes all-sheet-balsa F-IS made spectacular flights around 20 sec climbing altitude 40-50 ft using Brown 20cc CO2 tank Peck-Polymers equipped special nozzle 010-in orifice special filler/launcher nozzle designed Mac features collet three balls radially spaced common air hose connector chuck used filling stations machine shops external tube filler pulled back against spring pressure allowing captive balls move outward little thereby permitting insertion jet motor nozzle has annular groove receive balls outer tube allowed move back over balls holding motors groove locking two units nozzle filler together An 0ring filler seals against nozzles cham fered end motor filled liquid CO2 Macs fire extinguisher shut off means its own valve model ready launched pulling external keeper sleeve tube back off balls releasing nozzle Mac has motor 005-in orifice Dick Howard Lake Havasu flash strikes again cottage-cheese-lid pilots proba bly know Dick great cottage-cheese-con tainer prop blades power twin-engined Rubber jobs victory regularity latest achievement use toy-store cow boys molds homemade hotplate/vacu um-cleaner-vacu-former make pilot heads takes lids cottage cheese containers heats until just start smoke pulls over forms uses styrofoam fill rear head shoulders have used old Mattel vacu-form long time generally using Zona saw cut head taken some sort doll figure halvesfront backto used forms filled modeling clay keep collapsing under pressure vacu forming light stuff Drilling holes about 015-020 through depressed parts head such under chin nose helps pull material down over Well gang until next time e ya Flying Aces Nats Genesco NY July 8-10 FF Duration/Oldenkamp Continued page 61 Detractors getting gimmicks still viableBob White among thembut swing seems irreversible Groups Canada already work source network list more-or-less off-the * * ** * * * ****** ** ********* *** ** * * * **** ** *** * BALSA WOOD 72 complete set GLIDER PLANS 0- INEXPENSIVE 0EASY TO BUILD o FLYING MODELS 0FAMOUS AIRCRAFT REPLICAS 0-RUBBER BAND HAND LAUNCH STAR KRAFT P0 IIOX 321 BOUNTIFUL UT 84010 OSILS 00111 UNIQUE PLYINGTO ORDEE cOMPLETE NOSPI FROM 1116 S8EET SET OP 17 PLANS 8ALSA 5 3/16 STICK BALSA SUNO 5150 PLUS [ISO LOSS SF105 086 5800T SI 50 POSTAGE TOI 080 050 55151 P00 80001. * *** * LWier Wdiit Moid wili wouli Powm DIT*USPaWN0Den * *Deales Invted * *wa,anly110 ft CO ~a77 * &*..m.1 *WetorOry *Stick onAbrasives *a *A KeenMachine gives exceptional * sanding conlrol br excellent tinish * *99BasIc xci 1 let Wand t eacha *olegUtsa *BoIdel SpecaI xci 2 hat 1 SaIl*xond wand 5 oh 8 grits *129Delexe nceden 3 tIat 2 tell Oonda *wends 1 hell wends 10 Ut gritsa * itional Wands Abrasives availablea *a *WANDIT MANUFACTURING 214 288-5789 * * PO Box 266 uite Texas 75149a 150 Model Aviation runs longer problems drilling holes size beyond capability average garden-variety modeler Unimat lathe 17 DIFFERENT PLANS INCLUDING F-isF-16 F-laF-4 U-2A-6 SPAt SHUTTLE 10 OTHERS
Edition: Model Aviation - 1988/07
Page Numbers: 58, 59, 149, 150
LETS get off ground month salute David Smith Columbia SC famous disappearing Chambermaid sometimes referred unceremoniously Chamberpot certain old-timers evidently know about something dont Davids model legendary air racer designed Bill Henn two 38-inlong loops A-in FAI rubber absorbed 1500 turns put little beauty up realm Hung Great God Thermals climb steep right 9-in Peck prop just right glide also right After long career literally dozens two- three-minute flights Hung finally took model built 1980 home bosom Although model OOS out-of-sight Ed 10 mm 25 sec chances good still up Ill let David tell own words No its Han Solo carbonite its ginning iighwelght vacu-formed pilot Dick Howard Lake Havasu AZ uses toy fig ures plastic cottage cheese carton tops Builder David Smith earns months Thermal Worthy Aircraft TWA award flight ended long illustri ous career Bill Henn-designed Cham bermaid went OOS over 10 minutes day contest Mac McJunkin gave everyone 1987 Fiightmasters Annual eyeful C021 rocket power Pete Weisman built all-sheet-balsa profile F-i 5 photos holds Above Mac refills shot liquid CO2 Brown 20cc tank basis rocket motor its 11 oz initial thrust tapers off 2 oz over 20-sec run Photo Below L shows filler-launcher head near model Outer tube can slide back causing three trapped balls release grip grooved motor nozzle allowing model become airborne Photo Below R shows motor filler/launcher connected Note simple motor mount Bill Noonan magnificent Late 28 serve remind us Flying Aces Clubs Nate coming Genesco NY July Plan its like heaven FF Scale fans 58 Model Aviation Free plait Sport & Scale Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 picture-perfect days race plane event previous round Peanut Chambermaid al five entries As expected two big outfiew version Mr Mulligan 24-in Chambermaids went out first did outfly Maid good 30 sec So second rounds little concerned because next round saw go up 1500 turns Dave Vincents Martin-Naker No-Cal model R flies beautifully indoors has what ap pears ridiculous amount left thrust its nose bearing Detail Above shows Peck-Polymers nylon nose button encased strip 025-in brass glued motor stick Combo makes easy ad justment thrust line ing mixed emotions Losing good friend trusty model versus elation fulfillment modelers dream can tell experience flight like worth dozen trophies wish room share Davids inspiring letter Im send- Continued page 149 launched Chambermaid went up like bullet screamed up 300 ft within first 40 sec Peanut landed after good 70 sec Dave Rees Mr Mulligan after 90 Chambermaid still going up watched continued climb beautiful cir cles right getting higher higher trotted length field edge trees could keep sight little longer realized couldnt possibly keep up running under behind dense woods up ahead leaned back against big oak tree shade stood watch go Out would estimate about six minutes gotten up 800 ft About time small Cessna flew under Chambermaid continued fly on higher higher perfect trim finally got up level clouds time could see circling out fluffy white clouds What beautiful sight would poke nose cloud disappear reap pear other side go back again Well gang can imagine David hayMac McJunklns Riverside CA latest 6E i3 A5 RITIS4 940 iTy/*OJj- C02-jet-powered design scale Bell X-1 Mod ified Brown 20cc CO2 tank gives Think victories Chenaults boys couldve theyd machine enough thrust size model the Flying Tigers Dick Allens latest fantasy announces triumphant return pages July 1988 59 Phaedon Tsikinouplois Los Angeles CA made smooth-as-silk ball-bearingequipped winder Such home-builts ing seen more late Note tached digital turns counter ing along months Thermal-Worthy Aircraft award him well-deserved too Thanks David sharing adventure w somewhere Chambermaid good hands Blohm Voss BV-141 Rubber Scale ships plan available Al Lidbergs plan service Al also has No-Cal profile version faint heart says flies great FF Old-Timers/Baker Continued page 145 gone days have weight structures less rubber old practice build very light struc tures bring model up required weight rubber resulted some terrify ing hunks rubber being held precariously very flimsy structures Well rubberto-structural-weight didnt get higher average flight times answer use less rubber use well Several fliers era have com mented winders would wind big motors fully binding since did use winding tubes seldom really attempted pack maximum winds models very likely trimmed much power anyway long heavy motors led models inertia problems pitch trim frequent problems center-of-gravity being shifted aft thereby spoil ing glide due gobs knots collecting rear end never seems collect anywhere elsejust dropped bread-and-jelly sandwich always seems land jelly-side down Bakers rules derived Parkinsons Law use winders good bearings gears permit winding maximum turns ease also use blast tubes torque meters encourage winding maximum suspect have better rubber likely have good sense test rubber use best have official flights saving rest loan friends likely much aware thermalpickingand itthan day addition models likely better trim because last much longer few lost because short max universal use dethermalizers Because models flown string maxes big expected last longer built better stronger back original point better trim Chester Lanzo once told built 13 14 popular 1940 National Stick Win ner airplanes year e lost contest have version model have flying since 1979 have used win contests including SAM Champs twice 1980 1986 sucker starting get good trim same principle applies Gas models too An out-of-sight flight needed winand should never happen failure dether malizer except Oklahoma whole houses towns go flying Out sight time time art building Old-Timer today making stronger original going too heavy Like Terry Rimerts three rules Free Flight Keep light dont let get heavy shouldnt weigh much Major areas likely need strength spars leading edges longerons landing gears mo tor mounts Eut Tileson expert creating light-but-strong structures points out trailing edges usually too heavy go through fence last anyway says need input dont know can expect future columns go detail about structural changes trim schemes other good stuff like pick design build now know some changes orig inal plans may desirable thing about Gas models would suggest right away never build beam mounts need good trim able make small thrust line adjustments easily make engine mounts bolt firewall cant adjust thrust line will very limited amount power model can handle will have too much rudder deflection high power still wont have enough turn glide ex ample have made couple errors past columns Micro Model Engineering catalog $5 now price 52-in-span SAM-legal-for FF version Strato Streak $585 postpald Bob Larsh 45 5 Whitcomb Ave Indianap olis IN 46241 Thermals Viva Dos Equis FF Sport & Scale/Warner Continued page 59 have receiving letters commenting kids coming hobby droves Id like share couple Reynard McClusky DelMar NY member famed Mid-Hudson Model Masters fig ures reason kids gravitate RC cars can get places run em flying fields require adults transportation adults always available also opinion schools push clubs team sports social events have nothing working ones hands mething too often looked down upon upwardiy mobile soci ety suspects countries model building still flourishes since work ing hands highly regarded cites kids flying stick-and-tissue models off hill Innsbruck Austria last visit John Walker Charlottesville VA notes area has comprehensive model magazine stands years whereas Thirties kid access model mag azines simple models could build right-then-and-there didnt use much balsaand also flew well could buy models almost anywhere days fiveand-dime stores sporting goods stores big department store continuous modelbuilding demonstration likes has seen Japan late Harry Ohanesian Grand Rapids MI figures part problem beginner gen erally chooses Scale model usually hardest trim fly Kids dont see neat sim ple models putting along overhead anymore Harry would like see kids introduced simple endurance models spanning 20 30 easier build trim some smaller ones Doug Dahike Oshkosh WI opines reasons given lack Juniors hobby ridiculous response old Kids interested cutting edge technology argument wonders model rocketry isnt hip-deep kids skateboards cut ting edge also figures 10 Jun iors stays hobby thats good accom plishment also wonders about adult priori ties money spent frequency control rather Junior programs Perhaps Junior problem bit like weather erybody talks about no body does anything about Maybe could get AMA AARP merge get break dues Geritol same time AA Lidberg Model Plan Service 614 E FordJuly1988 149 izu N CD CO 0 31 x ps 0 x N C Co Co -n I m z 0 z z 0 ci 0 -u JJ 0 -u m I m 0 0 C3 -I CD CD 0 0 C, 0 C, 0 0 01 0 ham Dr Tempe AZ 85283 has number teresting No-Cal profile Scale plans including Zlin Z5OL Napier-Heston Racer Blohm Voss BV-141 asymmetrical WW II curiosi ty Mitsubishi Claude Mosca Als plans include CO2 electric well Rubber Scale buck will bring catalog goodies plans normal Scale ships profile se ries might special interest modelers like get maximum fun minimum investment Although No-Cal profile Scalers fly well Jim Petro 4148 E 13th Ave Gary IN 46403 would like some advice getting behave low-wingers trimmed balanced low-power glide zero rudder input trims rudder wing thrust angle leftturn-with-low-power climb point models start yawing right forced go left too large rud der deflection left About quarter way its circle model rolls left verted hesitates stall-dives starts flat spin puts high rubber power plane zooms perfect left turn climb until power used up flies straight wall classic right sideslip Well experts have can write ideas direct Jim can try em Out let us know what works Happy land ings Mae MeJunkins CO2 experiments re ported Flightmasters newsletter have among thorough interesting have seen know Jet-X works simple direct air freon CO2 jet ex periments have less successful Some have too heavy Others unpre dictable gutless cumbersomeor just down right dangerous remember trying fly plain Sparkletts CO2 cartridges puncturing little hand-held device rammed old steel phonograph needle business end cartridge youngsters reading sort thing some degree popu larity back about 1947 RMcM scheme too practical . er heavy last years Flightmasters Annual Los An geles Mac Pete Weisman demonstrated CO2 jets both practical reliable Petes all-sheet-balsa F-IS made spectacular flights around 20 sec climbing altitude 40-50 ft using Brown 20cc CO2 tank Peck-Polymers equipped special nozzle 010-in orifice special filler/launcher nozzle designed Mac features collet three balls radially spaced common air hose connector chuck used filling stations machine shops external tube filler pulled back against spring pressure allowing captive balls move outward little thereby permitting insertion jet motor nozzle has annular groove receive balls outer tube allowed move back over balls holding motors groove locking two units nozzle filler together An 0ring filler seals against nozzles cham fered end motor filled liquid CO2 Macs fire extinguisher shut off means its own valve model ready launched pulling external keeper sleeve tube back off balls releasing nozzle Mac has motor 005-in orifice Dick Howard Lake Havasu flash strikes again cottage-cheese-lid pilots proba bly know Dick great cottage-cheese-con tainer prop blades power twin-engined Rubber jobs victory regularity latest achievement use toy-store cow boys molds homemade hotplate/vacu um-cleaner-vacu-former make pilot heads takes lids cottage cheese containers heats until just start smoke pulls over forms uses styrofoam fill rear head shoulders have used old Mattel vacu-form long time generally using Zona saw cut head taken some sort doll figure halvesfront backto used forms filled modeling clay keep collapsing under pressure vacu forming light stuff Drilling holes about 015-020 through depressed parts head such under chin nose helps pull material down over Well gang until next time e ya Flying Aces Nats Genesco NY July 8-10 FF Duration/Oldenkamp Continued page 61 Detractors getting gimmicks still viableBob White among thembut swing seems irreversible Groups Canada already work source network list more-or-less off-the * * ** * * * ****** ** ********* *** ** * * * **** ** *** * BALSA WOOD 72 complete set GLIDER PLANS 0- INEXPENSIVE 0EASY TO BUILD o FLYING MODELS 0FAMOUS AIRCRAFT REPLICAS 0-RUBBER BAND HAND LAUNCH STAR KRAFT P0 IIOX 321 BOUNTIFUL UT 84010 OSILS 00111 UNIQUE PLYINGTO ORDEE cOMPLETE NOSPI FROM 1116 S8EET SET OP 17 PLANS 8ALSA 5 3/16 STICK BALSA SUNO 5150 PLUS [ISO LOSS SF105 086 5800T SI 50 POSTAGE TOI 080 050 55151 P00 80001. * *** * LWier Wdiit Moid wili wouli Powm DIT*USPaWN0Den * *Deales Invted * *wa,anly110 ft CO ~a77 * &*..m.1 *WetorOry *Stick onAbrasives *a *A KeenMachine gives exceptional * sanding conlrol br excellent tinish * *99BasIc xci 1 let Wand t eacha *olegUtsa *BoIdel SpecaI xci 2 hat 1 SaIl*xond wand 5 oh 8 grits *129Delexe nceden 3 tIat 2 tell Oonda *wends 1 hell wends 10 Ut gritsa * itional Wands Abrasives availablea *a *WANDIT MANUFACTURING 214 288-5789 * * PO Box 266 uite Texas 75149a 150 Model Aviation runs longer problems drilling holes size beyond capability average garden-variety modeler Unimat lathe 17 DIFFERENT PLANS INCLUDING F-isF-16 F-laF-4 U-2A-6 SPAt SHUTTLE 10 OTHERS
Edition: Model Aviation - 1988/07
Page Numbers: 58, 59, 149, 150
LETS get off ground month salute David Smith Columbia SC famous disappearing Chambermaid sometimes referred unceremoniously Chamberpot certain old-timers evidently know about something dont Davids model legendary air racer designed Bill Henn two 38-inlong loops A-in FAI rubber absorbed 1500 turns put little beauty up realm Hung Great God Thermals climb steep right 9-in Peck prop just right glide also right After long career literally dozens two- three-minute flights Hung finally took model built 1980 home bosom Although model OOS out-of-sight Ed 10 mm 25 sec chances good still up Ill let David tell own words No its Han Solo carbonite its ginning iighwelght vacu-formed pilot Dick Howard Lake Havasu AZ uses toy fig ures plastic cottage cheese carton tops Builder David Smith earns months Thermal Worthy Aircraft TWA award flight ended long illustri ous career Bill Henn-designed Cham bermaid went OOS over 10 minutes day contest Mac McJunkin gave everyone 1987 Fiightmasters Annual eyeful C021 rocket power Pete Weisman built all-sheet-balsa profile F-i 5 photos holds Above Mac refills shot liquid CO2 Brown 20cc tank basis rocket motor its 11 oz initial thrust tapers off 2 oz over 20-sec run Photo Below L shows filler-launcher head near model Outer tube can slide back causing three trapped balls release grip grooved motor nozzle allowing model become airborne Photo Below R shows motor filler/launcher connected Note simple motor mount Bill Noonan magnificent Late 28 serve remind us Flying Aces Clubs Nate coming Genesco NY July Plan its like heaven FF Scale fans 58 Model Aviation Free plait Sport & Scale Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 picture-perfect days race plane event previous round Peanut Chambermaid al five entries As expected two big outfiew version Mr Mulligan 24-in Chambermaids went out first did outfly Maid good 30 sec So second rounds little concerned because next round saw go up 1500 turns Dave Vincents Martin-Naker No-Cal model R flies beautifully indoors has what ap pears ridiculous amount left thrust its nose bearing Detail Above shows Peck-Polymers nylon nose button encased strip 025-in brass glued motor stick Combo makes easy ad justment thrust line ing mixed emotions Losing good friend trusty model versus elation fulfillment modelers dream can tell experience flight like worth dozen trophies wish room share Davids inspiring letter Im send- Continued page 149 launched Chambermaid went up like bullet screamed up 300 ft within first 40 sec Peanut landed after good 70 sec Dave Rees Mr Mulligan after 90 Chambermaid still going up watched continued climb beautiful cir cles right getting higher higher trotted length field edge trees could keep sight little longer realized couldnt possibly keep up running under behind dense woods up ahead leaned back against big oak tree shade stood watch go Out would estimate about six minutes gotten up 800 ft About time small Cessna flew under Chambermaid continued fly on higher higher perfect trim finally got up level clouds time could see circling out fluffy white clouds What beautiful sight would poke nose cloud disappear reap pear other side go back again Well gang can imagine David hayMac McJunklns Riverside CA latest 6E i3 A5 RITIS4 940 iTy/*OJj- C02-jet-powered design scale Bell X-1 Mod ified Brown 20cc CO2 tank gives Think victories Chenaults boys couldve theyd machine enough thrust size model the Flying Tigers Dick Allens latest fantasy announces triumphant return pages July 1988 59 Phaedon Tsikinouplois Los Angeles CA made smooth-as-silk ball-bearingequipped winder Such home-builts ing seen more late Note tached digital turns counter ing along months Thermal-Worthy Aircraft award him well-deserved too Thanks David sharing adventure w somewhere Chambermaid good hands Blohm Voss BV-141 Rubber Scale ships plan available Al Lidbergs plan service Al also has No-Cal profile version faint heart says flies great FF Old-Timers/Baker Continued page 145 gone days have weight structures less rubber old practice build very light struc tures bring model up required weight rubber resulted some terrify ing hunks rubber being held precariously very flimsy structures Well rubberto-structural-weight didnt get higher average flight times answer use less rubber use well Several fliers era have com mented winders would wind big motors fully binding since did use winding tubes seldom really attempted pack maximum winds models very likely trimmed much power anyway long heavy motors led models inertia problems pitch trim frequent problems center-of-gravity being shifted aft thereby spoil ing glide due gobs knots collecting rear end never seems collect anywhere elsejust dropped bread-and-jelly sandwich always seems land jelly-side down Bakers rules derived Parkinsons Law use winders good bearings gears permit winding maximum turns ease also use blast tubes torque meters encourage winding maximum suspect have better rubber likely have good sense test rubber use best have official flights saving rest loan friends likely much aware thermalpickingand itthan day addition models likely better trim because last much longer few lost because short max universal use dethermalizers Because models flown string maxes big expected last longer built better stronger back original point better trim Chester Lanzo once told built 13 14 popular 1940 National Stick Win ner airplanes year e lost contest have version model have flying since 1979 have used win contests including SAM Champs twice 1980 1986 sucker starting get good trim same principle applies Gas models too An out-of-sight flight needed winand should never happen failure dether malizer except Oklahoma whole houses towns go flying Out sight time time art building Old-Timer today making stronger original going too heavy Like Terry Rimerts three rules Free Flight Keep light dont let get heavy shouldnt weigh much Major areas likely need strength spars leading edges longerons landing gears mo tor mounts Eut Tileson expert creating light-but-strong structures points out trailing edges usually too heavy go through fence last anyway says need input dont know can expect future columns go detail about structural changes trim schemes other good stuff like pick design build now know some changes orig inal plans may desirable thing about Gas models would suggest right away never build beam mounts need good trim able make small thrust line adjustments easily make engine mounts bolt firewall cant adjust thrust line will very limited amount power model can handle will have too much rudder deflection high power still wont have enough turn glide ex ample have made couple errors past columns Micro Model Engineering catalog $5 now price 52-in-span SAM-legal-for FF version Strato Streak $585 postpald Bob Larsh 45 5 Whitcomb Ave Indianap olis IN 46241 Thermals Viva Dos Equis FF Sport & Scale/Warner Continued page 59 have receiving letters commenting kids coming hobby droves Id like share couple Reynard McClusky DelMar NY member famed Mid-Hudson Model Masters fig ures reason kids gravitate RC cars can get places run em flying fields require adults transportation adults always available also opinion schools push clubs team sports social events have nothing working ones hands mething too often looked down upon upwardiy mobile soci ety suspects countries model building still flourishes since work ing hands highly regarded cites kids flying stick-and-tissue models off hill Innsbruck Austria last visit John Walker Charlottesville VA notes area has comprehensive model magazine stands years whereas Thirties kid access model mag azines simple models could build right-then-and-there didnt use much balsaand also flew well could buy models almost anywhere days fiveand-dime stores sporting goods stores big department store continuous modelbuilding demonstration likes has seen Japan late Harry Ohanesian Grand Rapids MI figures part problem beginner gen erally chooses Scale model usually hardest trim fly Kids dont see neat sim ple models putting along overhead anymore Harry would like see kids introduced simple endurance models spanning 20 30 easier build trim some smaller ones Doug Dahike Oshkosh WI opines reasons given lack Juniors hobby ridiculous response old Kids interested cutting edge technology argument wonders model rocketry isnt hip-deep kids skateboards cut ting edge also figures 10 Jun iors stays hobby thats good accom plishment also wonders about adult priori ties money spent frequency control rather Junior programs Perhaps Junior problem bit like weather erybody talks about no body does anything about Maybe could get AMA AARP merge get break dues Geritol same time AA Lidberg Model Plan Service 614 E FordJuly1988 149 izu N CD CO 0 31 x ps 0 x N C Co Co -n I m z 0 z z 0 ci 0 -u JJ 0 -u m I m 0 0 C3 -I CD CD 0 0 C, 0 C, 0 0 01 0 ham Dr Tempe AZ 85283 has number teresting No-Cal profile Scale plans including Zlin Z5OL Napier-Heston Racer Blohm Voss BV-141 asymmetrical WW II curiosi ty Mitsubishi Claude Mosca Als plans include CO2 electric well Rubber Scale buck will bring catalog goodies plans normal Scale ships profile se ries might special interest modelers like get maximum fun minimum investment Although No-Cal profile Scalers fly well Jim Petro 4148 E 13th Ave Gary IN 46403 would like some advice getting behave low-wingers trimmed balanced low-power glide zero rudder input trims rudder wing thrust angle leftturn-with-low-power climb point models start yawing right forced go left too large rud der deflection left About quarter way its circle model rolls left verted hesitates stall-dives starts flat spin puts high rubber power plane zooms perfect left turn climb until power used up flies straight wall classic right sideslip Well experts have can write ideas direct Jim can try em Out let us know what works Happy land ings Mae MeJunkins CO2 experiments re ported Flightmasters newsletter have among thorough interesting have seen know Jet-X works simple direct air freon CO2 jet ex periments have less successful Some have too heavy Others unpre dictable gutless cumbersomeor just down right dangerous remember trying fly plain Sparkletts CO2 cartridges puncturing little hand-held device rammed old steel phonograph needle business end cartridge youngsters reading sort thing some degree popu larity back about 1947 RMcM scheme too practical . er heavy last years Flightmasters Annual Los An geles Mac Pete Weisman demonstrated CO2 jets both practical reliable Petes all-sheet-balsa F-IS made spectacular flights around 20 sec climbing altitude 40-50 ft using Brown 20cc CO2 tank Peck-Polymers equipped special nozzle 010-in orifice special filler/launcher nozzle designed Mac features collet three balls radially spaced common air hose connector chuck used filling stations machine shops external tube filler pulled back against spring pressure allowing captive balls move outward little thereby permitting insertion jet motor nozzle has annular groove receive balls outer tube allowed move back over balls holding motors groove locking two units nozzle filler together An 0ring filler seals against nozzles cham fered end motor filled liquid CO2 Macs fire extinguisher shut off means its own valve model ready launched pulling external keeper sleeve tube back off balls releasing nozzle Mac has motor 005-in orifice Dick Howard Lake Havasu flash strikes again cottage-cheese-lid pilots proba bly know Dick great cottage-cheese-con tainer prop blades power twin-engined Rubber jobs victory regularity latest achievement use toy-store cow boys molds homemade hotplate/vacu um-cleaner-vacu-former make pilot heads takes lids cottage cheese containers heats until just start smoke pulls over forms uses styrofoam fill rear head shoulders have used old Mattel vacu-form long time generally using Zona saw cut head taken some sort doll figure halvesfront backto used forms filled modeling clay keep collapsing under pressure vacu forming light stuff Drilling holes about 015-020 through depressed parts head such under chin nose helps pull material down over Well gang until next time e ya Flying Aces Nats Genesco NY July 8-10 FF Duration/Oldenkamp Continued page 61 Detractors getting gimmicks still viableBob White among thembut swing seems irreversible Groups Canada already work source network list more-or-less off-the * * ** * * * ****** ** ********* *** ** * * * **** ** *** * BALSA WOOD 72 complete set GLIDER PLANS 0- INEXPENSIVE 0EASY TO BUILD o FLYING MODELS 0FAMOUS AIRCRAFT REPLICAS 0-RUBBER BAND HAND LAUNCH STAR KRAFT P0 IIOX 321 BOUNTIFUL UT 84010 OSILS 00111 UNIQUE PLYINGTO ORDEE cOMPLETE NOSPI FROM 1116 S8EET SET OP 17 PLANS 8ALSA 5 3/16 STICK BALSA SUNO 5150 PLUS [ISO LOSS SF105 086 5800T SI 50 POSTAGE TOI 080 050 55151 P00 80001. * *** * LWier Wdiit Moid wili wouli Powm DIT*USPaWN0Den * *Deales Invted * *wa,anly110 ft CO ~a77 * &*..m.1 *WetorOry *Stick onAbrasives *a *A KeenMachine gives exceptional * sanding conlrol br excellent tinish * *99BasIc xci 1 let Wand t eacha *olegUtsa *BoIdel SpecaI xci 2 hat 1 SaIl*xond wand 5 oh 8 grits *129Delexe nceden 3 tIat 2 tell Oonda *wends 1 hell wends 10 Ut gritsa * itional Wands Abrasives availablea *a *WANDIT MANUFACTURING 214 288-5789 * * PO Box 266 uite Texas 75149a 150 Model Aviation runs longer problems drilling holes size beyond capability average garden-variety modeler Unimat lathe 17 DIFFERENT PLANS INCLUDING F-isF-16 F-laF-4 U-2A-6 SPAt SHUTTLE 10 OTHERS