Free Flight Duration Preparing World Champs free fighters specialize international FAI events bumble through qualifications semi-finals last-seasons models half hearted preparations Preparation Finals usually taken seriously new models new engines power-models new gadgetry techniques towline glider flyers scrounging testing rubber Wakefield motors lots test flying after Finals suddenly discovers team defend reputation US free-flight model aviation World Cham pionships work really starts have some correspondence Jim Walters recently concerning preparations World Champs will fly Nordic towline glider rather imagine level effort somewhat representative what other eight team members three event going through about now Few FAI flyers would caught dead flying model designed someone else Jim Wal ters no exception Bird seriesGo Bird Sno-Bird Super-Birdhas included eight models having sheet balsa covered wings plus stick-and-tissue versions well Finals last fall Taft Jim took first place Nordic team flying sheet-covered Sno-Bird first two rounds still-air time important stick-and-tissue GoBird following rounds Two new models have built since Taft first new Sno-Bird 89-inch spanan increase 4 over version flew Taftintended maximum still-air performance Jim lives Seattle area model first tested 3 6 inches snow ground February won aptly named Misery Meet using new model Second new model Super-Bird stick-and-tissue model intended all-weather flying Jim now uses Hatschek-type tow hooks models Flying Models January 1974 has working hard circle-tow technique Bob Meuser Vrill diam Ak saw cut &anijy wide eoz~$ zowIiw Baby /bod jar cap od cap fits zd teething rig. 2ee/ ~AISupp/y Jo use Snap teethiy riJ overjar cap s/i/i t4uAie intc slot ikevz rniv guide wire aiidnel /i& craj some tidbits Jims letters classify myself lazy builder generally strive find shortcuts decrease time required build model com promising its performance figures dont get static judging points World Champs time spent frills would better spent practice flying use store-bought fiberglass tailbooms lumber-yard plywood fuselage core believe new SuperBird superior Go-Bird respect cxZep/ace ofjp77/ screw wit lotyer #4-40 eetkig rink approjz 2 yu7rIiaseaatA7etstire suqedfizvoiir local mans kszf/7efld. cept wing construction slightly difficult Ill practice flying rounds simulate contest conditions Ill set up time schedule allow 20-minute period get off flight Ill record time no matter bad None Its test flight doesnt really matter want downers premature releases hurt bad wont make same mistakes World Champs have tried Russian technique using no towline reel 50-lb monofilament Nylon line place usual braided Dacron line disadvantages scheme storing line after launch stretchiness Nylon compared Dacron advan tages Nylon does snag grass rather slides through easily does tend tangle circle towing some times have half line lying ground can reel excess line feeding Out reel slow jerky al ways possibility fatal backlash far satisfactory let monofilament line slide out through pinkies Ive found winds below 3 mph can keep model aloft long periods little running reeling line hand-over hand letting pay out quickly proper moment greatest problems circle towing reluctance launch its just heck lot fun keeping model line Im sure am guilty passing up acceptable thermalscall rapture sky Jim has developed method quickly re attaching Nylon towline reel after has launched model its shown sketches 32 Model Aviation Peddling aome alickeat free-flight hardware west Pecoa Jim Crocket Repliesa has everything Coup dHiver front end aorta dethermalizer hardware circle-zoom towhook A-2 Nordics fuel line garrote Catalog buck Newsletters Every newsletter editor es pecially newsletter editors wife knows what hassle hand-address umpteen doz en envelopes month Ed Whitten trying following system new newsletter about free-flight modeling north-eastern states subscribe send him stamped self-addressed legal-size 9 inch envelopes number issues wish receive subscription expires Ed runs Out envelopes see whether system really works send some envelopes Flashback Ed Whitten Box 176 Wall Street Station New York NY 10005 Davy Crocket Lives Aw isnt really Davy merely third grand-cousin twice re moved name Jim said Jim Crocket lives wouldnt have noticed Any Jim Crocket peddles some slickest free-flight hardware west Pecos Included retinue complete Coupe dHiver front-end kit polished aluminum S-hooks rubber power models anywhere PeanutScale up sorts dethermalizer hardware Hatschek-type circle-zoom tow-hook A/2 Nordic gliders fuel-line garrote flood-off engine systems lots etcetera Send buck catalog Jim Crocket Replicas 1442 N Fruit St Fresno CA 93728 Jim ex big-time sailboat hand some got commissions build models various peoples yachts led career build ing architectural models like Somehow free flight got act surpris ing greater similarity between free flight modeling sailing meets eye Uncork bottle genuine salt air sea breeze free flight contest Id bet would bring meet screeching halt Balsa tissue silk rubber bad news Sig its monthly trade newsletter indicated retail balsa prices will again have increased follow increased cost rough lumber has already increased five-fold over early 1950s prices Colored Japanese tissue com pletely Out stock likely produced forsecable future Sig investi gated domestic colored tissue considers unsuitable modeling White Japanese tissue now available silk market Japan has dried up because greater use synthetics Sig just received big shipment good quality stuff no assurance shipments either white tissue silk will continue Neither FAI Supply Old-Timer Models nor Frank Zaic have received shipments Filati rubber some time indications will able obtain rubber source future FAI Sig supplies domestic rubber will probably continue doesnt quite measure up old Pirelli newer Filati So tie knots dont wind motors tightly order extend life what rubber now have think electric propulsion New Products Ill throw time time information doesnt mean personally endorse have seen flesh used will items however 1 think interest free fighters least worth checking out Dremel has added three new items already extensive line Moto-Lathe Model 700 essentially wood lathe should useful other soft materials well Capacity 6-in length 1-in diameter Price $3995 Moto-Saw Model 550 has 12-in throat sells $3995 Moto-Flex Model 232 does same job familiar Moto-Tool hut different way motor unit mounted swivel base drives flexible shaft turn connected handpiece chucks cut ting bit Whether will handle bits shanks various diameters Moto-Tools will just size unclear liter ature small-diameter handpiece compared size Moto-Tool might distinct advantage instances particularly dabble amateur dentistry Price $5995 Midwest has four new motor mounts covering engine displacements 15 80. Body bent heavy aluminum sheet fiberglassloaded nylon lugs connect motor aluminum part Price $425 $495 K&S Engineering has miniature tubing cut ter cutting soft metal tubing having di ameters between 1/16 /i sharpened wheel rolling tube provides cutting action Might beat rolling tube under hunting-knife blade modelers Model No 296 $350 Sig marketing Hunters Hot Stuff through its dealers sold reduced price $560 limited time familiar 30-gram two-bottle set Extra Teflon applicators 50 per package Ever wish Dremel Moto-Tool you out middle Boondock No 3 alas work 115 v AC three-mile-long extension cord really wouldnt practical solution Dremel motor basically DC motor perhaps some reader can tell us re-wind re brush 6 12V DC Meanwhile possible solution As standard ac cessories its engine starter Kavan sells drill chuck will accept small drills standard 1/8 shank Dremel tool bits Kavan starter runs much slower Moto-Tool--by virtue its five-to-one gear reducerbut will still get job done can certain wont stall out lack torque Wing-Bat window-shopping local toy store have often wondered de signs various flying toys peddle sure some designed graphic-arts types dont know aileron elevator occasionally see something makes feel boys must have act somewhere along line however recently introduced flying toy know little about Wing Bat solid foam flying-wing affair perhaps properly flying plankhaving straight trailing edge no dihedral whatsoever no rudders sort enough fuselage support towhook nose weight flies well enough make wonder Nordic towline gliders must have high aspect ratios undercamber tails such nonsense Wing-Bats designer Brian Shea attracted attention beating pants off several local paper airplane meets notable exception modestly prevents describing its glorious detail Brian now early thirties has gung-ho free fighter birth bag off-beat sorts things such Flettner-rotor gliders course free-flight flying wings After continued page 71 October 1975 33 NoCal Profile 1st Herr Von Chuck Schobloher 120 points Beechcraft Bipe 2nd Flugmeister VonBruning 118 Curtiss Seagull 3rd Bob Heywood 94 Chester Goon WWI Peanut Dogfight 1st Russ Brown Capt Raoul Brownier Junkers J-2 2nd Mike Midkiff Bristol Bullet 3rd Dennis Norman Fokker D-7 Tips Techniques George Meyers Hauptmann VonToot water shrinking Japanese tissue add few drops white glue wetting solution help seal grain / / &4i Lh96A#kA GS-r mPF CC 7Y M 3gLk Ctfla &6Y 7 / FIG 1 Gives shiny look coat thinned dope Pres Bruning uses strips Japanese tissue applied rubber cement tape make iron work canopies See Sketch #1 Handy uses epoxy shown Sketch #2 XcAR -Art-I I3UStttS/E8DRC -tt AJAVI4tSltOlJ I-I Cr14 IS sy icts 51JuraFIG 2 Esy F6 SIAL FAO8 Laws Heres sources scale documentation GrummanNorman G MacKinnon Public Relations Dept Grumman Corp South Oyster Bay Rd Bethpage NY 11714 Photos aircraft Bendix air races Mr Donald Erskine Corporate Director Ad vertising Bendix Corp Executive Offices Bendix Center Southfield Mich 48076 Neat Things Buy Nitrate dope thinner plasticizer Lucky Moody Nitrate lighter better suited rubber models Write CPM Products 11054 Leoland Ave Sunland Ca 91040 Vintage Aero Glen Tenafly NJ 07670 manufacturing some old Ideal Continental Megow kits along other rubber model accessories Everybody builds has built rubber scale models has have copy Golden Age Reproductions Plan Book Costs $440 mail illustrates reduced size 150 old-time scale models Lindberg Comet Megow Peerless others PO Box 13 Braintree Mass 02184 PEANUT SCALE Ii - PLANS ACCESSORIES IComplete catalog 25c Pftk-PeIpws I~ PO BOX 2496- AM LA MESA CALIF 92041 FF Duration continued page 33 paper plane meets several us oc casion try hand Wing-Battery using some Brians rather battered pre-production prototypes conventional straight-ahead launch results surprisingly flat glide Grasp wingtip heave overhand might flops its way up fair altitude About half time somehow manages recover losing much alti tude descends lazy cirlees like wellbehaved conventional hand-launch glider Brian put up nice demonstration flight using high-start technique dumped WingBat nice little thermal rode skill fully tight circles Later Brian demonstrated Wing-Bats slope soaring ability After launching model would keep its nose wind quite awhile wandering back forth bit 100 feet upwind would exe cute 180-degree turn return launch point occasion demonstrate duck ing ability never thought Id turned foam ready-to-fly kinda kicks.. BIdu Tracior 53 54 ech z5~3 5W4 30 Blade63 643W Pusher74 76 78 50 ,eseach84 86 88 65 54-3s/-494 9-6 97qs 6-36-4 3W10-4 106aSt 9-61061 PC 124 3 Blade TractorT25 126 150 5354 6364 50 ORUSH 3 Blade PusherBROS 6-3ST JOHN INDIANA 46373 October1975 71 Bill Caidwell plc Vought 173 Flying Flapjack off-the-beaten-track Peanut measur ing 13 between stabilizers tips Contra-props laminated three layers 1/64 balsa Wing-Bat glider solid-foam flying wing flies well enough make Bob wonder about dihe dral undercamber tails such nonsense Ehflfl~L MORE wnAfOffl iaS o same power YELLOW ted- PROPEL \ 6 IL 55 8-68-5 125 9610-6 10-4150 3BLADE\to6Pusher Metallic Aluminum Color150
Edition: Model Aviation - 1975/10
Page Numbers: 32, 33, 71
Free Flight Duration Preparing World Champs free fighters specialize international FAI events bumble through qualifications semi-finals last-seasons models half hearted preparations Preparation Finals usually taken seriously new models new engines power-models new gadgetry techniques towline glider flyers scrounging testing rubber Wakefield motors lots test flying after Finals suddenly discovers team defend reputation US free-flight model aviation World Cham pionships work really starts have some correspondence Jim Walters recently concerning preparations World Champs will fly Nordic towline glider rather imagine level effort somewhat representative what other eight team members three event going through about now Few FAI flyers would caught dead flying model designed someone else Jim Wal ters no exception Bird seriesGo Bird Sno-Bird Super-Birdhas included eight models having sheet balsa covered wings plus stick-and-tissue versions well Finals last fall Taft Jim took first place Nordic team flying sheet-covered Sno-Bird first two rounds still-air time important stick-and-tissue GoBird following rounds Two new models have built since Taft first new Sno-Bird 89-inch spanan increase 4 over version flew Taftintended maximum still-air performance Jim lives Seattle area model first tested 3 6 inches snow ground February won aptly named Misery Meet using new model Second new model Super-Bird stick-and-tissue model intended all-weather flying Jim now uses Hatschek-type tow hooks models Flying Models January 1974 has working hard circle-tow technique Bob Meuser Vrill diam Ak saw cut &anijy wide eoz~$ zowIiw Baby /bod jar cap od cap fits zd teething rig. 2ee/ ~AISupp/y Jo use Snap teethiy riJ overjar cap s/i/i t4uAie intc slot ikevz rniv guide wire aiidnel /i& craj some tidbits Jims letters classify myself lazy builder generally strive find shortcuts decrease time required build model com promising its performance figures dont get static judging points World Champs time spent frills would better spent practice flying use store-bought fiberglass tailbooms lumber-yard plywood fuselage core believe new SuperBird superior Go-Bird respect cxZep/ace ofjp77/ screw wit lotyer #4-40 eetkig rink approjz 2 yu7rIiaseaatA7etstire suqedfizvoiir local mans kszf/7efld. cept wing construction slightly difficult Ill practice flying rounds simulate contest conditions Ill set up time schedule allow 20-minute period get off flight Ill record time no matter bad None Its test flight doesnt really matter want downers premature releases hurt bad wont make same mistakes World Champs have tried Russian technique using no towline reel 50-lb monofilament Nylon line place usual braided Dacron line disadvantages scheme storing line after launch stretchiness Nylon compared Dacron advan tages Nylon does snag grass rather slides through easily does tend tangle circle towing some times have half line lying ground can reel excess line feeding Out reel slow jerky al ways possibility fatal backlash far satisfactory let monofilament line slide out through pinkies Ive found winds below 3 mph can keep model aloft long periods little running reeling line hand-over hand letting pay out quickly proper moment greatest problems circle towing reluctance launch its just heck lot fun keeping model line Im sure am guilty passing up acceptable thermalscall rapture sky Jim has developed method quickly re attaching Nylon towline reel after has launched model its shown sketches 32 Model Aviation Peddling aome alickeat free-flight hardware west Pecoa Jim Crocket Repliesa has everything Coup dHiver front end aorta dethermalizer hardware circle-zoom towhook A-2 Nordics fuel line garrote Catalog buck Newsletters Every newsletter editor es pecially newsletter editors wife knows what hassle hand-address umpteen doz en envelopes month Ed Whitten trying following system new newsletter about free-flight modeling north-eastern states subscribe send him stamped self-addressed legal-size 9 inch envelopes number issues wish receive subscription expires Ed runs Out envelopes see whether system really works send some envelopes Flashback Ed Whitten Box 176 Wall Street Station New York NY 10005 Davy Crocket Lives Aw isnt really Davy merely third grand-cousin twice re moved name Jim said Jim Crocket lives wouldnt have noticed Any Jim Crocket peddles some slickest free-flight hardware west Pecos Included retinue complete Coupe dHiver front-end kit polished aluminum S-hooks rubber power models anywhere PeanutScale up sorts dethermalizer hardware Hatschek-type circle-zoom tow-hook A/2 Nordic gliders fuel-line garrote flood-off engine systems lots etcetera Send buck catalog Jim Crocket Replicas 1442 N Fruit St Fresno CA 93728 Jim ex big-time sailboat hand some got commissions build models various peoples yachts led career build ing architectural models like Somehow free flight got act surpris ing greater similarity between free flight modeling sailing meets eye Uncork bottle genuine salt air sea breeze free flight contest Id bet would bring meet screeching halt Balsa tissue silk rubber bad news Sig its monthly trade newsletter indicated retail balsa prices will again have increased follow increased cost rough lumber has already increased five-fold over early 1950s prices Colored Japanese tissue com pletely Out stock likely produced forsecable future Sig investi gated domestic colored tissue considers unsuitable modeling White Japanese tissue now available silk market Japan has dried up because greater use synthetics Sig just received big shipment good quality stuff no assurance shipments either white tissue silk will continue Neither FAI Supply Old-Timer Models nor Frank Zaic have received shipments Filati rubber some time indications will able obtain rubber source future FAI Sig supplies domestic rubber will probably continue doesnt quite measure up old Pirelli newer Filati So tie knots dont wind motors tightly order extend life what rubber now have think electric propulsion New Products Ill throw time time information doesnt mean personally endorse have seen flesh used will items however 1 think interest free fighters least worth checking out Dremel has added three new items already extensive line Moto-Lathe Model 700 essentially wood lathe should useful other soft materials well Capacity 6-in length 1-in diameter Price $3995 Moto-Saw Model 550 has 12-in throat sells $3995 Moto-Flex Model 232 does same job familiar Moto-Tool hut different way motor unit mounted swivel base drives flexible shaft turn connected handpiece chucks cut ting bit Whether will handle bits shanks various diameters Moto-Tools will just size unclear liter ature small-diameter handpiece compared size Moto-Tool might distinct advantage instances particularly dabble amateur dentistry Price $5995 Midwest has four new motor mounts covering engine displacements 15 80. Body bent heavy aluminum sheet fiberglassloaded nylon lugs connect motor aluminum part Price $425 $495 K&S Engineering has miniature tubing cut ter cutting soft metal tubing having di ameters between 1/16 /i sharpened wheel rolling tube provides cutting action Might beat rolling tube under hunting-knife blade modelers Model No 296 $350 Sig marketing Hunters Hot Stuff through its dealers sold reduced price $560 limited time familiar 30-gram two-bottle set Extra Teflon applicators 50 per package Ever wish Dremel Moto-Tool you out middle Boondock No 3 alas work 115 v AC three-mile-long extension cord really wouldnt practical solution Dremel motor basically DC motor perhaps some reader can tell us re-wind re brush 6 12V DC Meanwhile possible solution As standard ac cessories its engine starter Kavan sells drill chuck will accept small drills standard 1/8 shank Dremel tool bits Kavan starter runs much slower Moto-Tool--by virtue its five-to-one gear reducerbut will still get job done can certain wont stall out lack torque Wing-Bat window-shopping local toy store have often wondered de signs various flying toys peddle sure some designed graphic-arts types dont know aileron elevator occasionally see something makes feel boys must have act somewhere along line however recently introduced flying toy know little about Wing Bat solid foam flying-wing affair perhaps properly flying plankhaving straight trailing edge no dihedral whatsoever no rudders sort enough fuselage support towhook nose weight flies well enough make wonder Nordic towline gliders must have high aspect ratios undercamber tails such nonsense Wing-Bats designer Brian Shea attracted attention beating pants off several local paper airplane meets notable exception modestly prevents describing its glorious detail Brian now early thirties has gung-ho free fighter birth bag off-beat sorts things such Flettner-rotor gliders course free-flight flying wings After continued page 71 October 1975 33 NoCal Profile 1st Herr Von Chuck Schobloher 120 points Beechcraft Bipe 2nd Flugmeister VonBruning 118 Curtiss Seagull 3rd Bob Heywood 94 Chester Goon WWI Peanut Dogfight 1st Russ Brown Capt Raoul Brownier Junkers J-2 2nd Mike Midkiff Bristol Bullet 3rd Dennis Norman Fokker D-7 Tips Techniques George Meyers Hauptmann VonToot water shrinking Japanese tissue add few drops white glue wetting solution help seal grain / / &4i Lh96A#kA GS-r mPF CC 7Y M 3gLk Ctfla &6Y 7 / FIG 1 Gives shiny look coat thinned dope Pres Bruning uses strips Japanese tissue applied rubber cement tape make iron work canopies See Sketch #1 Handy uses epoxy shown Sketch #2 XcAR -Art-I I3UStttS/E8DRC -tt AJAVI4tSltOlJ I-I Cr14 IS sy icts 51JuraFIG 2 Esy F6 SIAL FAO8 Laws Heres sources scale documentation GrummanNorman G MacKinnon Public Relations Dept Grumman Corp South Oyster Bay Rd Bethpage NY 11714 Photos aircraft Bendix air races Mr Donald Erskine Corporate Director Ad vertising Bendix Corp Executive Offices Bendix Center Southfield Mich 48076 Neat Things Buy Nitrate dope thinner plasticizer Lucky Moody Nitrate lighter better suited rubber models Write CPM Products 11054 Leoland Ave Sunland Ca 91040 Vintage Aero Glen Tenafly NJ 07670 manufacturing some old Ideal Continental Megow kits along other rubber model accessories Everybody builds has built rubber scale models has have copy Golden Age Reproductions Plan Book Costs $440 mail illustrates reduced size 150 old-time scale models Lindberg Comet Megow Peerless others PO Box 13 Braintree Mass 02184 PEANUT SCALE Ii - PLANS ACCESSORIES IComplete catalog 25c Pftk-PeIpws I~ PO BOX 2496- AM LA MESA CALIF 92041 FF Duration continued page 33 paper plane meets several us oc casion try hand Wing-Battery using some Brians rather battered pre-production prototypes conventional straight-ahead launch results surprisingly flat glide Grasp wingtip heave overhand might flops its way up fair altitude About half time somehow manages recover losing much alti tude descends lazy cirlees like wellbehaved conventional hand-launch glider Brian put up nice demonstration flight using high-start technique dumped WingBat nice little thermal rode skill fully tight circles Later Brian demonstrated Wing-Bats slope soaring ability After launching model would keep its nose wind quite awhile wandering back forth bit 100 feet upwind would exe cute 180-degree turn return launch point occasion demonstrate duck ing ability never thought Id turned foam ready-to-fly kinda kicks.. BIdu Tracior 53 54 ech z5~3 5W4 30 Blade63 643W Pusher74 76 78 50 ,eseach84 86 88 65 54-3s/-494 9-6 97qs 6-36-4 3W10-4 106aSt 9-61061 PC 124 3 Blade TractorT25 126 150 5354 6364 50 ORUSH 3 Blade PusherBROS 6-3ST JOHN INDIANA 46373 October1975 71 Bill Caidwell plc Vought 173 Flying Flapjack off-the-beaten-track Peanut measur ing 13 between stabilizers tips Contra-props laminated three layers 1/64 balsa Wing-Bat glider solid-foam flying wing flies well enough make Bob wonder about dihe dral undercamber tails such nonsense Ehflfl~L MORE wnAfOffl iaS o same power YELLOW ted- PROPEL \ 6 IL 55 8-68-5 125 9610-6 10-4150 3BLADE\to6Pusher Metallic Aluminum Color150
Edition: Model Aviation - 1975/10
Page Numbers: 32, 33, 71
Free Flight Duration Preparing World Champs free fighters specialize international FAI events bumble through qualifications semi-finals last-seasons models half hearted preparations Preparation Finals usually taken seriously new models new engines power-models new gadgetry techniques towline glider flyers scrounging testing rubber Wakefield motors lots test flying after Finals suddenly discovers team defend reputation US free-flight model aviation World Cham pionships work really starts have some correspondence Jim Walters recently concerning preparations World Champs will fly Nordic towline glider rather imagine level effort somewhat representative what other eight team members three event going through about now Few FAI flyers would caught dead flying model designed someone else Jim Wal ters no exception Bird seriesGo Bird Sno-Bird Super-Birdhas included eight models having sheet balsa covered wings plus stick-and-tissue versions well Finals last fall Taft Jim took first place Nordic team flying sheet-covered Sno-Bird first two rounds still-air time important stick-and-tissue GoBird following rounds Two new models have built since Taft first new Sno-Bird 89-inch spanan increase 4 over version flew Taftintended maximum still-air performance Jim lives Seattle area model first tested 3 6 inches snow ground February won aptly named Misery Meet using new model Second new model Super-Bird stick-and-tissue model intended all-weather flying Jim now uses Hatschek-type tow hooks models Flying Models January 1974 has working hard circle-tow technique Bob Meuser Vrill diam Ak saw cut &anijy wide eoz~$ zowIiw Baby /bod jar cap od cap fits zd teething rig. 2ee/ ~AISupp/y Jo use Snap teethiy riJ overjar cap s/i/i t4uAie intc slot ikevz rniv guide wire aiidnel /i& craj some tidbits Jims letters classify myself lazy builder generally strive find shortcuts decrease time required build model com promising its performance figures dont get static judging points World Champs time spent frills would better spent practice flying use store-bought fiberglass tailbooms lumber-yard plywood fuselage core believe new SuperBird superior Go-Bird respect cxZep/ace ofjp77/ screw wit lotyer #4-40 eetkig rink approjz 2 yu7rIiaseaatA7etstire suqedfizvoiir local mans kszf/7efld. cept wing construction slightly difficult Ill practice flying rounds simulate contest conditions Ill set up time schedule allow 20-minute period get off flight Ill record time no matter bad None Its test flight doesnt really matter want downers premature releases hurt bad wont make same mistakes World Champs have tried Russian technique using no towline reel 50-lb monofilament Nylon line place usual braided Dacron line disadvantages scheme storing line after launch stretchiness Nylon compared Dacron advan tages Nylon does snag grass rather slides through easily does tend tangle circle towing some times have half line lying ground can reel excess line feeding Out reel slow jerky al ways possibility fatal backlash far satisfactory let monofilament line slide out through pinkies Ive found winds below 3 mph can keep model aloft long periods little running reeling line hand-over hand letting pay out quickly proper moment greatest problems circle towing reluctance launch its just heck lot fun keeping model line Im sure am guilty passing up acceptable thermalscall rapture sky Jim has developed method quickly re attaching Nylon towline reel after has launched model its shown sketches 32 Model Aviation Peddling aome alickeat free-flight hardware west Pecoa Jim Crocket Repliesa has everything Coup dHiver front end aorta dethermalizer hardware circle-zoom towhook A-2 Nordics fuel line garrote Catalog buck Newsletters Every newsletter editor es pecially newsletter editors wife knows what hassle hand-address umpteen doz en envelopes month Ed Whitten trying following system new newsletter about free-flight modeling north-eastern states subscribe send him stamped self-addressed legal-size 9 inch envelopes number issues wish receive subscription expires Ed runs Out envelopes see whether system really works send some envelopes Flashback Ed Whitten Box 176 Wall Street Station New York NY 10005 Davy Crocket Lives Aw isnt really Davy merely third grand-cousin twice re moved name Jim said Jim Crocket lives wouldnt have noticed Any Jim Crocket peddles some slickest free-flight hardware west Pecos Included retinue complete Coupe dHiver front-end kit polished aluminum S-hooks rubber power models anywhere PeanutScale up sorts dethermalizer hardware Hatschek-type circle-zoom tow-hook A/2 Nordic gliders fuel-line garrote flood-off engine systems lots etcetera Send buck catalog Jim Crocket Replicas 1442 N Fruit St Fresno CA 93728 Jim ex big-time sailboat hand some got commissions build models various peoples yachts led career build ing architectural models like Somehow free flight got act surpris ing greater similarity between free flight modeling sailing meets eye Uncork bottle genuine salt air sea breeze free flight contest Id bet would bring meet screeching halt Balsa tissue silk rubber bad news Sig its monthly trade newsletter indicated retail balsa prices will again have increased follow increased cost rough lumber has already increased five-fold over early 1950s prices Colored Japanese tissue com pletely Out stock likely produced forsecable future Sig investi gated domestic colored tissue considers unsuitable modeling White Japanese tissue now available silk market Japan has dried up because greater use synthetics Sig just received big shipment good quality stuff no assurance shipments either white tissue silk will continue Neither FAI Supply Old-Timer Models nor Frank Zaic have received shipments Filati rubber some time indications will able obtain rubber source future FAI Sig supplies domestic rubber will probably continue doesnt quite measure up old Pirelli newer Filati So tie knots dont wind motors tightly order extend life what rubber now have think electric propulsion New Products Ill throw time time information doesnt mean personally endorse have seen flesh used will items however 1 think interest free fighters least worth checking out Dremel has added three new items already extensive line Moto-Lathe Model 700 essentially wood lathe should useful other soft materials well Capacity 6-in length 1-in diameter Price $3995 Moto-Saw Model 550 has 12-in throat sells $3995 Moto-Flex Model 232 does same job familiar Moto-Tool hut different way motor unit mounted swivel base drives flexible shaft turn connected handpiece chucks cut ting bit Whether will handle bits shanks various diameters Moto-Tools will just size unclear liter ature small-diameter handpiece compared size Moto-Tool might distinct advantage instances particularly dabble amateur dentistry Price $5995 Midwest has four new motor mounts covering engine displacements 15 80. Body bent heavy aluminum sheet fiberglassloaded nylon lugs connect motor aluminum part Price $425 $495 K&S Engineering has miniature tubing cut ter cutting soft metal tubing having di ameters between 1/16 /i sharpened wheel rolling tube provides cutting action Might beat rolling tube under hunting-knife blade modelers Model No 296 $350 Sig marketing Hunters Hot Stuff through its dealers sold reduced price $560 limited time familiar 30-gram two-bottle set Extra Teflon applicators 50 per package Ever wish Dremel Moto-Tool you out middle Boondock No 3 alas work 115 v AC three-mile-long extension cord really wouldnt practical solution Dremel motor basically DC motor perhaps some reader can tell us re-wind re brush 6 12V DC Meanwhile possible solution As standard ac cessories its engine starter Kavan sells drill chuck will accept small drills standard 1/8 shank Dremel tool bits Kavan starter runs much slower Moto-Tool--by virtue its five-to-one gear reducerbut will still get job done can certain wont stall out lack torque Wing-Bat window-shopping local toy store have often wondered de signs various flying toys peddle sure some designed graphic-arts types dont know aileron elevator occasionally see something makes feel boys must have act somewhere along line however recently introduced flying toy know little about Wing Bat solid foam flying-wing affair perhaps properly flying plankhaving straight trailing edge no dihedral whatsoever no rudders sort enough fuselage support towhook nose weight flies well enough make wonder Nordic towline gliders must have high aspect ratios undercamber tails such nonsense Wing-Bats designer Brian Shea attracted attention beating pants off several local paper airplane meets notable exception modestly prevents describing its glorious detail Brian now early thirties has gung-ho free fighter birth bag off-beat sorts things such Flettner-rotor gliders course free-flight flying wings After continued page 71 October 1975 33 NoCal Profile 1st Herr Von Chuck Schobloher 120 points Beechcraft Bipe 2nd Flugmeister VonBruning 118 Curtiss Seagull 3rd Bob Heywood 94 Chester Goon WWI Peanut Dogfight 1st Russ Brown Capt Raoul Brownier Junkers J-2 2nd Mike Midkiff Bristol Bullet 3rd Dennis Norman Fokker D-7 Tips Techniques George Meyers Hauptmann VonToot water shrinking Japanese tissue add few drops white glue wetting solution help seal grain / / &4i Lh96A#kA GS-r mPF CC 7Y M 3gLk Ctfla &6Y 7 / FIG 1 Gives shiny look coat thinned dope Pres Bruning uses strips Japanese tissue applied rubber cement tape make iron work canopies See Sketch #1 Handy uses epoxy shown Sketch #2 XcAR -Art-I I3UStttS/E8DRC -tt AJAVI4tSltOlJ I-I Cr14 IS sy icts 51JuraFIG 2 Esy F6 SIAL FAO8 Laws Heres sources scale documentation GrummanNorman G MacKinnon Public Relations Dept Grumman Corp South Oyster Bay Rd Bethpage NY 11714 Photos aircraft Bendix air races Mr Donald Erskine Corporate Director Ad vertising Bendix Corp Executive Offices Bendix Center Southfield Mich 48076 Neat Things Buy Nitrate dope thinner plasticizer Lucky Moody Nitrate lighter better suited rubber models Write CPM Products 11054 Leoland Ave Sunland Ca 91040 Vintage Aero Glen Tenafly NJ 07670 manufacturing some old Ideal Continental Megow kits along other rubber model accessories Everybody builds has built rubber scale models has have copy Golden Age Reproductions Plan Book Costs $440 mail illustrates reduced size 150 old-time scale models Lindberg Comet Megow Peerless others PO Box 13 Braintree Mass 02184 PEANUT SCALE Ii - PLANS ACCESSORIES IComplete catalog 25c Pftk-PeIpws I~ PO BOX 2496- AM LA MESA CALIF 92041 FF Duration continued page 33 paper plane meets several us oc casion try hand Wing-Battery using some Brians rather battered pre-production prototypes conventional straight-ahead launch results surprisingly flat glide Grasp wingtip heave overhand might flops its way up fair altitude About half time somehow manages recover losing much alti tude descends lazy cirlees like wellbehaved conventional hand-launch glider Brian put up nice demonstration flight using high-start technique dumped WingBat nice little thermal rode skill fully tight circles Later Brian demonstrated Wing-Bats slope soaring ability After launching model would keep its nose wind quite awhile wandering back forth bit 100 feet upwind would exe cute 180-degree turn return launch point occasion demonstrate duck ing ability never thought Id turned foam ready-to-fly kinda kicks.. BIdu Tracior 53 54 ech z5~3 5W4 30 Blade63 643W Pusher74 76 78 50 ,eseach84 86 88 65 54-3s/-494 9-6 97qs 6-36-4 3W10-4 106aSt 9-61061 PC 124 3 Blade TractorT25 126 150 5354 6364 50 ORUSH 3 Blade PusherBROS 6-3ST JOHN INDIANA 46373 October1975 71 Bill Caidwell plc Vought 173 Flying Flapjack off-the-beaten-track Peanut measur ing 13 between stabilizers tips Contra-props laminated three layers 1/64 balsa Wing-Bat glider solid-foam flying wing flies well enough make Bob wonder about dihe dral undercamber tails such nonsense Ehflfl~L MORE wnAfOffl iaS o same power YELLOW ted- PROPEL \ 6 IL 55 8-68-5 125 9610-6 10-4150 3BLADE\to6Pusher Metallic Aluminum Color150