S Soaring I] Dan Pruss FROM Ray Teliczan St Louis Eagles come suggestions beefing up Sailaires rudder flying stab latter Ray suggests 1 Vertical braces between upper lower rib forming strips braces help prevent ribs changing shape dur ing covering further withstand rough handling 2 Tie drag spar break root rib main spar con nects fifth rib done using two 1/16 X a strips upper lower passing under ribs through five gluing same ribs 3 Leading edge modified speed con struction gluing /8 X balsa strip rear side leading edge stock forms step rib forming strips could glued Ray claims its lot easier having notch ribs 4 The rudder beefed up basically same way 1/16 X balsa tie going top bottom rudder Dallas TX Cecil Haga came announcement new event theyre going try May 27-28 Its going team event sort itll run way Teams will formed during registra tion frequency youre 72160 example will fly group fliers blue white Frequencies few have signed up will joined together form team equal ize team count Basic rules simplefly long much canas teamduring two days will no landing require ments Teams will assigned flight order within own group must followed throughout So soon first flier landsafter two minutes two hoursthe second flier launches after lands third flyer launches Only time off hook air will count Timers will provided local Civil Air Patrol unit Two winches two high starts will provided flier can furnish use own equip ment its considered standard Fre quency control can maintained team appears going event just might run itself CD should have time lunch during youre interested contact Cecil Haga 3017 Norwood Arlington TX 76013 above principles can applied club fun fly SOAR has done its scheduled club events reasoning stems fact too often new flier shows up field bit reluctant put new creation air older established aces using up thermals Its latter wouldnt dont lend hand same token new guy block can times find sorts reasons flyespecially spotlight sud denly him What SOAR has done schedule event early flying season de signed around new membersthose joined end since end last years flying season Note Hawaii California Arizona Florida readers rest country have two seasonsflying building latter began first November Midwest being written birds just gone through 27th pound birdseed snow has drifted high belt buckle towline retriever firewood being par celled out contest grade balsa Lets just say weve heckuva build ing season new members will signed frequency prior arrangement day event new mem ber will take turns picking team members pool older club members Launch time will say 11 am flying coming close 2 pm ob ject accumulate much flying time possible three-hour period using new fliers plane main effort will allowing fledgling fly much possible allowing him hand transmitter over whenever feels un comfortable unsafe Launches land ings can made anyone team Continued page 90 May1978 23 Carreras SD 10 new line AHI- sailpianes DO SflOWfl Dy IfliS uerman menuracturer 1978 Toledo RC Conference has wingspan 5060 mm wing area 9416 sq din. flying weight 4300 grams Other models manufacturer described last month Two views modifications beefing up Sailaire slying slaD suggested Ray Teliczan Also applicable rudder Details text FOR DISTINGUISHED MODELERS 17 Jewel Swiss Calendar Jet Airplane Watch Precise durable downright elegant Electronic ally tested finest quality s year guarantee Shockproof dustproof stainless steel back Invisible second hand causes Jet Airplane appear fly around suspended space $1995 allow five weeks fdr delivery Shipped direct Overseas Can personalized name dial $300 allow 2 weeks extra delivery time Order GE Maddux Co from2124 W Sunnyside Phoenix AZ 85029 Ever since became involved RC aerobatic pattern contests has common contests promoted basis having large number expen sive prizes awarded Most prizes bought clubs sponsored contest rather solicited hobby-oriented manufac turers distributors cases donations very generous contest directors usually made very prominent displays prize donors names lists copied other contest directors donors could tapped donate prizes contests Well bubble has burst because has become apparent manufactur ers distributors have become swamped requests contest prizes im possible satisfy virtually unlimited number requests receive Some have decided stop giving away prizes rather accused favoring certain contests clubs Others have begun issue discount certificates merchandise can purchased dealers cost situation became apparent examined reasons going RC pattern contests came conclu sion winning prizes very low priority list Much important being able attend well-run con test fly better anyone else Mens yellow gold HOBBYHIOCAWAYHOBBYHTOEAa4AYHOBBYHIDEAWAYHOBBV1ITDEAWAY FAMOUS BRITISH DIESELS MODELLER PLANS SPARES FO M/E PAW D/C a CATALOG-DIESEL Harauuuui a HOBBY HIDEWAYDELAVANIL 309 244-7389 61734 5YHIDEAWAYHORBYHIOEAWAYHOBBYHIOEAWAYHOB6YNIDEAW entered event Recognition accomplishment form trophy plaque bowl nice have mento prizes just werent required Consequently contest director Jim Kirkland Memorial R/G Contest have decided ask manufacturers distributors prizes year hope contest directors will same Perhaps manufactur ers distributors could support model aviation-oriented youth programs intro duce young people fascinating hobby competition year going very interesting contest directors competitors Expert Masters classes until everyone figures out just what going Committee Interna tional Aero Modeling ClAM R/G aerobatic subcommittee Fed eration Aeronautique Internationale FAI met Paris during December decided what aerobatic pattern would flown international competition during least next two years Since AMA gen erally bases upper level aerobatic pat terns flown country FAI rules can expect significant changes Master class maneuvers also decided have Expert class com petitors fly same maneuvers Master class will obviously sig nificantly affected also changes resulted ClAM meeting will probably ac cepted normal competition AMA contests because complexity volved implementing level What may result abbrevia ted list maneuvers two FAI sets maneuvers will recommended use AMA contests Whatever happens contest directors competitors will kept busy spring Ron Van Puue 12 Connie Drive Shallmar FL 32579 RC Soaring/Pruss continued page 23 Only flight time will recorded flight time accumulated will deter winning team last place team buys LSF News Gordon Pearson newly elected president announced plans underway another regional tourna ment similar last years fly-off regional winners separate contest possibly year laterto determine grand champion First choices sites clubs will go 10 CDs hosts did such outstanding jobs last year Finalizations should made Toledo time Gordon further requests mem ber has moved has sent change address Leauges office mail change now Also pass word friends further pass request via clubs newsletter Mail does get returned because no forwarding addressand some levels taking over product review product review product review 90 Model Aviation FUEL IT FLIP IT N FLY 0-Varnishing Brushes 020-60 0 Fuel Bulbs land 2 oz W01 12A Fuel Line Asst 01/4 1/2A Twin Exhauut Stax Teflon Reed Valve l inquiries invited SASE literature DIESEL CONVERTERS $995 Far 020 049/051 Ask dealer add $100 p&h order direct IConnecticut residents add sales taxI Upto 50% power 50% emnomy glow new fuel formula Diesel Fuel Pt $350 Ot $500 $1 p&h Davis Diesel Devklpment Inc BOX 141 DEPT EMILFoROcT0646o PHONE 203 B77-1 670 product review product review product review AMA Safety Prop Nuts Acorn shaped nuts machined aluminum brightly finished Made h-28 threads fit virtu ally popular engines Price $189 Tatone Products 1209 Geneva Ave San Francisco CA 94112 AMA GROUP LIFE INSURANCE PLAN Special Offer During Charter Enrollment Period. AMA members under age 55 AMA Spouses too can answer no three health questions GUARANTEED $10000 OF COVERAGE informationPlease send information Watch mailbox writeAMA Group Life Insurance Plan Albert H Wohiers & CoNAME__________________________________________ Administrator AMA Group Insurance PlansADDRESS___________________________________________ 720 Garden Street Park Ridge Illinois 600CITYSTATEZIP_______ 312 698-2221I understand no salesman will call year accomplish can understood contact can lost few weeks back about time birds going through 16th 17th pound birdseed George Miller sent letter concerning activities DUSTa southern California club member SC2 George way Skip Millers father enjoying re tirement way us hope living southern California spending daylight hours looking thermals elder Miller now again enjoys model ingthe sport introduced Skip 25 years ago Hes truly interesting gent mentioned because full-scale rac ing 1930s still interest corner George get him re late some stories necessarily found between book covers George see turned wrenches some avi ations famous racing planes Back DUSTs activities held two-day weekend bash back day set aside LSF Trials Day Landing spots provided crosscountry courses set up contests run Saturday Sunday LSF Day resulted 22 spot landings levels II three five-minute ther mal flights along four 15-mm hour flight kilometer goal return also accomplished day over fine club effort Jim Tomblin CDed Southern California LSF Regional Tournament took honors win SC2 contest Sun daybeating out heavies like John Brown Craig Foxgord Cecil Cutbirth Scott Miller AMA Nats winner Class Terry Koplan Alex Mladinco winner LSF tourney southern CA over high-point scorer among 10 con tests Howard Short California Tom Williams names deserve mentioned because 43 points separ ated 10th place Williams 2946 Tomblins 2989 way flown off 35 acres lush green grass Eldorado Polo Club Indian Wells CA gen eral manager Tony Veen has got qualify Nice Guy Year Award FAI Program Ray Marvin announced quarter-final semi-final sites lining up finals scheduled Pensa cola FL Labor Day weekend September 2 3 4 Rae Fritz will contest directing As teethed full-scale RC Pensacola area Safe Flying No Accident back fifties scribe can vouch beautiful flying sites Although contest end summer would great place wind down vacation miles white beaches considered best world AMA Nationals Soaring event scheduled August 2 3 4 will held Lake Charles LA Classes will two-meter B C will fly 7-mm duration spot landing number trophies awarded will pro portional number entrants Pass Department use vinyl tape join wing panels fuselage fillets other no doubt Monokote pull loose sheeting framework peeled tape off after flying session Texas Tom Williams has made possible show-stopper maintain brand new appearance After Monokoting use invisible Scotch Brand tape over top bottom wing panel ends will later tape vinyl now use vinyl difference degree stickiness such vinyl pulls off else stays put Pull vinyl tape off pulling back against itself best results Dale Nutter uses yard full Grand Esprits claims ex cellent results Addresses National Soaring Society c/o May1978 91 GRISH AIRCRAFT TYPE PROPELLERS Made hardwood fully carved true helical pitch airfoil ready sanding ALL SIZES INis$700 8 & 10 PITCH20800 RIGHT HAND221000 ROTATION241 aoo 3/8 BORE AT YOUR DEALER USE TO PROPEL AIR CREATE THRUST AND BE PROPELLED BY AIR AT DISCRETION OF THE PURCHASER 2 Blade Tractor 5-3each 5-45%-35/-4304 6-36-4354 7-47-67-8504 8-48-68-8654 9-49-69-7 9-810-410-6854 11-411-611-8$1 12-412-512-6$150 5y3 2 Blade Pusher 5%-4 6-36-4 354 8-6854j 9-610-6$1 3BladeTractor BLADE 5-3 6-36-4504 3BladePusher 6-3504 Made otpolyester llic Aluminum Color boil color7-67-8$1 8-68-8 $125 9-6 10-6 10-4 $150 Pusher 10-6$150 Dave Cook Secretary Star Route Gran CO 80446 Stanley Pfost DDS NSS President 1481 Howell Branch Road Winter Park FL 32789 League Silent Flight Box 39068 Chicago IL 60639 Gordon Pearson LSF President 8232 Earhart Rd South Lyon MI 48178 Fly Baby kinds conditions come confident model yourself Put together organized thorough documentation booklet Use source plans good scale drawing look through homebuilt magazines per tinent photographs Put works nice binder head next contest CL Scale/Gretz continued page 34 pearance doesnt look bad conventional model engine would plane built entirely Sig balsa plywood wing tail surfaces covered silk covered light-weight Silkspan fuselage covered balsa silk entire plane finished Aero-Gloss dope mixed myself match color original plane am presently build ing Sig J-3 Cub same numbers own 1946 J-3 Cub NC 1464N have set plans scale RC model Piper Pawnee Hope build plane next winter flew Pawnee first started Ag flying have 1800 hours PA-25-235 Pawnee way Dick Ruckel Ive become aware Prop Busters Model Airplane Club Cleveland Ohio has very ac tive group CL Scale fliers Dick sent several good sketches ideas have used him peers Coinci dently ideas building spray dump mechanism model crop dusters accompanying drawing self-explanatory Dick also offered some constructive criticism contest judging based experiences competition season fast approaching think thoughts warrant some careful consideration Dicks letter Theres lot comment about too much detail Sport Scale planes local meet rules discarded model cockpit like Dicks Clip Wing Cub went AMA Scale another contest judges protested Clip Wing being AMA Scalehe said wasnt scale enough model rules dont say Dan Pruss Ri 2 Box 490 Plainfield IL 60544 Fly Baby/Haught continued page 33 turnbuckles securing wires same time Cut lengths aluminum tubing shown slip over ends wire form loop ends feed through hole rigging tabs slip tubing over end again crimp tubing hold together Refer pictures plans rig ging points details Dont forget rig rudder stabilizer landing gear axle Fabricate windshield fuel cap tiedowns wing folding pins pitot tube epoxy place Its little details add final score dont over look Well does look ready experience Control Line Scale competition has taught valu able item can take contest circle experience Practice flying 92 Model Aviation PROPELLERS ALL GRISH PROPELLERS ARE ENGINEERED TO TRUE HELICAL PITCH AND AIRFOIL FOR EFFICIENCY AT YOUR DEALER GRISH ST JOHN INDIANA 46373 Close-up shot tail showing scale steerable tailwheel linkage rudder means small-diameter stiff springs Also see Wischers column photographs author
Edition: Model Aviation - 1978/05
Page Numbers: 23, 90, 91, 92
S Soaring I] Dan Pruss FROM Ray Teliczan St Louis Eagles come suggestions beefing up Sailaires rudder flying stab latter Ray suggests 1 Vertical braces between upper lower rib forming strips braces help prevent ribs changing shape dur ing covering further withstand rough handling 2 Tie drag spar break root rib main spar con nects fifth rib done using two 1/16 X a strips upper lower passing under ribs through five gluing same ribs 3 Leading edge modified speed con struction gluing /8 X balsa strip rear side leading edge stock forms step rib forming strips could glued Ray claims its lot easier having notch ribs 4 The rudder beefed up basically same way 1/16 X balsa tie going top bottom rudder Dallas TX Cecil Haga came announcement new event theyre going try May 27-28 Its going team event sort itll run way Teams will formed during registra tion frequency youre 72160 example will fly group fliers blue white Frequencies few have signed up will joined together form team equal ize team count Basic rules simplefly long much canas teamduring two days will no landing require ments Teams will assigned flight order within own group must followed throughout So soon first flier landsafter two minutes two hoursthe second flier launches after lands third flyer launches Only time off hook air will count Timers will provided local Civil Air Patrol unit Two winches two high starts will provided flier can furnish use own equip ment its considered standard Fre quency control can maintained team appears going event just might run itself CD should have time lunch during youre interested contact Cecil Haga 3017 Norwood Arlington TX 76013 above principles can applied club fun fly SOAR has done its scheduled club events reasoning stems fact too often new flier shows up field bit reluctant put new creation air older established aces using up thermals Its latter wouldnt dont lend hand same token new guy block can times find sorts reasons flyespecially spotlight sud denly him What SOAR has done schedule event early flying season de signed around new membersthose joined end since end last years flying season Note Hawaii California Arizona Florida readers rest country have two seasonsflying building latter began first November Midwest being written birds just gone through 27th pound birdseed snow has drifted high belt buckle towline retriever firewood being par celled out contest grade balsa Lets just say weve heckuva build ing season new members will signed frequency prior arrangement day event new mem ber will take turns picking team members pool older club members Launch time will say 11 am flying coming close 2 pm ob ject accumulate much flying time possible three-hour period using new fliers plane main effort will allowing fledgling fly much possible allowing him hand transmitter over whenever feels un comfortable unsafe Launches land ings can made anyone team Continued page 90 May1978 23 Carreras SD 10 new line AHI- sailpianes DO SflOWfl Dy IfliS uerman menuracturer 1978 Toledo RC Conference has wingspan 5060 mm wing area 9416 sq din. flying weight 4300 grams Other models manufacturer described last month Two views modifications beefing up Sailaire slying slaD suggested Ray Teliczan Also applicable rudder Details text FOR DISTINGUISHED MODELERS 17 Jewel Swiss Calendar Jet Airplane Watch Precise durable downright elegant Electronic ally tested finest quality s year guarantee Shockproof dustproof stainless steel back Invisible second hand causes Jet Airplane appear fly around suspended space $1995 allow five weeks fdr delivery Shipped direct Overseas Can personalized name dial $300 allow 2 weeks extra delivery time Order GE Maddux Co from2124 W Sunnyside Phoenix AZ 85029 Ever since became involved RC aerobatic pattern contests has common contests promoted basis having large number expen sive prizes awarded Most prizes bought clubs sponsored contest rather solicited hobby-oriented manufac turers distributors cases donations very generous contest directors usually made very prominent displays prize donors names lists copied other contest directors donors could tapped donate prizes contests Well bubble has burst because has become apparent manufactur ers distributors have become swamped requests contest prizes im possible satisfy virtually unlimited number requests receive Some have decided stop giving away prizes rather accused favoring certain contests clubs Others have begun issue discount certificates merchandise can purchased dealers cost situation became apparent examined reasons going RC pattern contests came conclu sion winning prizes very low priority list Much important being able attend well-run con test fly better anyone else Mens yellow gold HOBBYHIOCAWAYHOBBYHTOEAa4AYHOBBYHIDEAWAYHOBBV1ITDEAWAY FAMOUS BRITISH DIESELS MODELLER PLANS SPARES FO M/E PAW D/C a CATALOG-DIESEL Harauuuui a HOBBY HIDEWAYDELAVANIL 309 244-7389 61734 5YHIDEAWAYHORBYHIOEAWAYHOBBYHIOEAWAYHOB6YNIDEAW entered event Recognition accomplishment form trophy plaque bowl nice have mento prizes just werent required Consequently contest director Jim Kirkland Memorial R/G Contest have decided ask manufacturers distributors prizes year hope contest directors will same Perhaps manufactur ers distributors could support model aviation-oriented youth programs intro duce young people fascinating hobby competition year going very interesting contest directors competitors Expert Masters classes until everyone figures out just what going Committee Interna tional Aero Modeling ClAM R/G aerobatic subcommittee Fed eration Aeronautique Internationale FAI met Paris during December decided what aerobatic pattern would flown international competition during least next two years Since AMA gen erally bases upper level aerobatic pat terns flown country FAI rules can expect significant changes Master class maneuvers also decided have Expert class com petitors fly same maneuvers Master class will obviously sig nificantly affected also changes resulted ClAM meeting will probably ac cepted normal competition AMA contests because complexity volved implementing level What may result abbrevia ted list maneuvers two FAI sets maneuvers will recommended use AMA contests Whatever happens contest directors competitors will kept busy spring Ron Van Puue 12 Connie Drive Shallmar FL 32579 RC Soaring/Pruss continued page 23 Only flight time will recorded flight time accumulated will deter winning team last place team buys LSF News Gordon Pearson newly elected president announced plans underway another regional tourna ment similar last years fly-off regional winners separate contest possibly year laterto determine grand champion First choices sites clubs will go 10 CDs hosts did such outstanding jobs last year Finalizations should made Toledo time Gordon further requests mem ber has moved has sent change address Leauges office mail change now Also pass word friends further pass request via clubs newsletter Mail does get returned because no forwarding addressand some levels taking over product review product review product review 90 Model Aviation FUEL IT FLIP IT N FLY 0-Varnishing Brushes 020-60 0 Fuel Bulbs land 2 oz W01 12A Fuel Line Asst 01/4 1/2A Twin Exhauut Stax Teflon Reed Valve l inquiries invited SASE literature DIESEL CONVERTERS $995 Far 020 049/051 Ask dealer add $100 p&h order direct IConnecticut residents add sales taxI Upto 50% power 50% emnomy glow new fuel formula Diesel Fuel Pt $350 Ot $500 $1 p&h Davis Diesel Devklpment Inc BOX 141 DEPT EMILFoROcT0646o PHONE 203 B77-1 670 product review product review product review AMA Safety Prop Nuts Acorn shaped nuts machined aluminum brightly finished Made h-28 threads fit virtu ally popular engines Price $189 Tatone Products 1209 Geneva Ave San Francisco CA 94112 AMA GROUP LIFE INSURANCE PLAN Special Offer During Charter Enrollment Period. AMA members under age 55 AMA Spouses too can answer no three health questions GUARANTEED $10000 OF COVERAGE informationPlease send information Watch mailbox writeAMA Group Life Insurance Plan Albert H Wohiers & CoNAME__________________________________________ Administrator AMA Group Insurance PlansADDRESS___________________________________________ 720 Garden Street Park Ridge Illinois 600CITYSTATEZIP_______ 312 698-2221I understand no salesman will call year accomplish can understood contact can lost few weeks back about time birds going through 16th 17th pound birdseed George Miller sent letter concerning activities DUSTa southern California club member SC2 George way Skip Millers father enjoying re tirement way us hope living southern California spending daylight hours looking thermals elder Miller now again enjoys model ingthe sport introduced Skip 25 years ago Hes truly interesting gent mentioned because full-scale rac ing 1930s still interest corner George get him re late some stories necessarily found between book covers George see turned wrenches some avi ations famous racing planes Back DUSTs activities held two-day weekend bash back day set aside LSF Trials Day Landing spots provided crosscountry courses set up contests run Saturday Sunday LSF Day resulted 22 spot landings levels II three five-minute ther mal flights along four 15-mm hour flight kilometer goal return also accomplished day over fine club effort Jim Tomblin CDed Southern California LSF Regional Tournament took honors win SC2 contest Sun daybeating out heavies like John Brown Craig Foxgord Cecil Cutbirth Scott Miller AMA Nats winner Class Terry Koplan Alex Mladinco winner LSF tourney southern CA over high-point scorer among 10 con tests Howard Short California Tom Williams names deserve mentioned because 43 points separ ated 10th place Williams 2946 Tomblins 2989 way flown off 35 acres lush green grass Eldorado Polo Club Indian Wells CA gen eral manager Tony Veen has got qualify Nice Guy Year Award FAI Program Ray Marvin announced quarter-final semi-final sites lining up finals scheduled Pensa cola FL Labor Day weekend September 2 3 4 Rae Fritz will contest directing As teethed full-scale RC Pensacola area Safe Flying No Accident back fifties scribe can vouch beautiful flying sites Although contest end summer would great place wind down vacation miles white beaches considered best world AMA Nationals Soaring event scheduled August 2 3 4 will held Lake Charles LA Classes will two-meter B C will fly 7-mm duration spot landing number trophies awarded will pro portional number entrants Pass Department use vinyl tape join wing panels fuselage fillets other no doubt Monokote pull loose sheeting framework peeled tape off after flying session Texas Tom Williams has made possible show-stopper maintain brand new appearance After Monokoting use invisible Scotch Brand tape over top bottom wing panel ends will later tape vinyl now use vinyl difference degree stickiness such vinyl pulls off else stays put Pull vinyl tape off pulling back against itself best results Dale Nutter uses yard full Grand Esprits claims ex cellent results Addresses National Soaring Society c/o May1978 91 GRISH AIRCRAFT TYPE PROPELLERS Made hardwood fully carved true helical pitch airfoil ready sanding ALL SIZES INis$700 8 & 10 PITCH20800 RIGHT HAND221000 ROTATION241 aoo 3/8 BORE AT YOUR DEALER USE TO PROPEL AIR CREATE THRUST AND BE PROPELLED BY AIR AT DISCRETION OF THE PURCHASER 2 Blade Tractor 5-3each 5-45%-35/-4304 6-36-4354 7-47-67-8504 8-48-68-8654 9-49-69-7 9-810-410-6854 11-411-611-8$1 12-412-512-6$150 5y3 2 Blade Pusher 5%-4 6-36-4 354 8-6854j 9-610-6$1 3BladeTractor BLADE 5-3 6-36-4504 3BladePusher 6-3504 Made otpolyester llic Aluminum Color boil color7-67-8$1 8-68-8 $125 9-6 10-6 10-4 $150 Pusher 10-6$150 Dave Cook Secretary Star Route Gran CO 80446 Stanley Pfost DDS NSS President 1481 Howell Branch Road Winter Park FL 32789 League Silent Flight Box 39068 Chicago IL 60639 Gordon Pearson LSF President 8232 Earhart Rd South Lyon MI 48178 Fly Baby kinds conditions come confident model yourself Put together organized thorough documentation booklet Use source plans good scale drawing look through homebuilt magazines per tinent photographs Put works nice binder head next contest CL Scale/Gretz continued page 34 pearance doesnt look bad conventional model engine would plane built entirely Sig balsa plywood wing tail surfaces covered silk covered light-weight Silkspan fuselage covered balsa silk entire plane finished Aero-Gloss dope mixed myself match color original plane am presently build ing Sig J-3 Cub same numbers own 1946 J-3 Cub NC 1464N have set plans scale RC model Piper Pawnee Hope build plane next winter flew Pawnee first started Ag flying have 1800 hours PA-25-235 Pawnee way Dick Ruckel Ive become aware Prop Busters Model Airplane Club Cleveland Ohio has very ac tive group CL Scale fliers Dick sent several good sketches ideas have used him peers Coinci dently ideas building spray dump mechanism model crop dusters accompanying drawing self-explanatory Dick also offered some constructive criticism contest judging based experiences competition season fast approaching think thoughts warrant some careful consideration Dicks letter Theres lot comment about too much detail Sport Scale planes local meet rules discarded model cockpit like Dicks Clip Wing Cub went AMA Scale another contest judges protested Clip Wing being AMA Scalehe said wasnt scale enough model rules dont say Dan Pruss Ri 2 Box 490 Plainfield IL 60544 Fly Baby/Haught continued page 33 turnbuckles securing wires same time Cut lengths aluminum tubing shown slip over ends wire form loop ends feed through hole rigging tabs slip tubing over end again crimp tubing hold together Refer pictures plans rig ging points details Dont forget rig rudder stabilizer landing gear axle Fabricate windshield fuel cap tiedowns wing folding pins pitot tube epoxy place Its little details add final score dont over look Well does look ready experience Control Line Scale competition has taught valu able item can take contest circle experience Practice flying 92 Model Aviation PROPELLERS ALL GRISH PROPELLERS ARE ENGINEERED TO TRUE HELICAL PITCH AND AIRFOIL FOR EFFICIENCY AT YOUR DEALER GRISH ST JOHN INDIANA 46373 Close-up shot tail showing scale steerable tailwheel linkage rudder means small-diameter stiff springs Also see Wischers column photographs author
Edition: Model Aviation - 1978/05
Page Numbers: 23, 90, 91, 92
S Soaring I] Dan Pruss FROM Ray Teliczan St Louis Eagles come suggestions beefing up Sailaires rudder flying stab latter Ray suggests 1 Vertical braces between upper lower rib forming strips braces help prevent ribs changing shape dur ing covering further withstand rough handling 2 Tie drag spar break root rib main spar con nects fifth rib done using two 1/16 X a strips upper lower passing under ribs through five gluing same ribs 3 Leading edge modified speed con struction gluing /8 X balsa strip rear side leading edge stock forms step rib forming strips could glued Ray claims its lot easier having notch ribs 4 The rudder beefed up basically same way 1/16 X balsa tie going top bottom rudder Dallas TX Cecil Haga came announcement new event theyre going try May 27-28 Its going team event sort itll run way Teams will formed during registra tion frequency youre 72160 example will fly group fliers blue white Frequencies few have signed up will joined together form team equal ize team count Basic rules simplefly long much canas teamduring two days will no landing require ments Teams will assigned flight order within own group must followed throughout So soon first flier landsafter two minutes two hoursthe second flier launches after lands third flyer launches Only time off hook air will count Timers will provided local Civil Air Patrol unit Two winches two high starts will provided flier can furnish use own equip ment its considered standard Fre quency control can maintained team appears going event just might run itself CD should have time lunch during youre interested contact Cecil Haga 3017 Norwood Arlington TX 76013 above principles can applied club fun fly SOAR has done its scheduled club events reasoning stems fact too often new flier shows up field bit reluctant put new creation air older established aces using up thermals Its latter wouldnt dont lend hand same token new guy block can times find sorts reasons flyespecially spotlight sud denly him What SOAR has done schedule event early flying season de signed around new membersthose joined end since end last years flying season Note Hawaii California Arizona Florida readers rest country have two seasonsflying building latter began first November Midwest being written birds just gone through 27th pound birdseed snow has drifted high belt buckle towline retriever firewood being par celled out contest grade balsa Lets just say weve heckuva build ing season new members will signed frequency prior arrangement day event new mem ber will take turns picking team members pool older club members Launch time will say 11 am flying coming close 2 pm ob ject accumulate much flying time possible three-hour period using new fliers plane main effort will allowing fledgling fly much possible allowing him hand transmitter over whenever feels un comfortable unsafe Launches land ings can made anyone team Continued page 90 May1978 23 Carreras SD 10 new line AHI- sailpianes DO SflOWfl Dy IfliS uerman menuracturer 1978 Toledo RC Conference has wingspan 5060 mm wing area 9416 sq din. flying weight 4300 grams Other models manufacturer described last month Two views modifications beefing up Sailaire slying slaD suggested Ray Teliczan Also applicable rudder Details text FOR DISTINGUISHED MODELERS 17 Jewel Swiss Calendar Jet Airplane Watch Precise durable downright elegant Electronic ally tested finest quality s year guarantee Shockproof dustproof stainless steel back Invisible second hand causes Jet Airplane appear fly around suspended space $1995 allow five weeks fdr delivery Shipped direct Overseas Can personalized name dial $300 allow 2 weeks extra delivery time Order GE Maddux Co from2124 W Sunnyside Phoenix AZ 85029 Ever since became involved RC aerobatic pattern contests has common contests promoted basis having large number expen sive prizes awarded Most prizes bought clubs sponsored contest rather solicited hobby-oriented manufac turers distributors cases donations very generous contest directors usually made very prominent displays prize donors names lists copied other contest directors donors could tapped donate prizes contests Well bubble has burst because has become apparent manufactur ers distributors have become swamped requests contest prizes im possible satisfy virtually unlimited number requests receive Some have decided stop giving away prizes rather accused favoring certain contests clubs Others have begun issue discount certificates merchandise can purchased dealers cost situation became apparent examined reasons going RC pattern contests came conclu sion winning prizes very low priority list Much important being able attend well-run con test fly better anyone else Mens yellow gold HOBBYHIOCAWAYHOBBYHTOEAa4AYHOBBYHIDEAWAYHOBBV1ITDEAWAY FAMOUS BRITISH DIESELS MODELLER PLANS SPARES FO M/E PAW D/C a CATALOG-DIESEL Harauuuui a HOBBY HIDEWAYDELAVANIL 309 244-7389 61734 5YHIDEAWAYHORBYHIOEAWAYHOBBYHIOEAWAYHOB6YNIDEAW entered event Recognition accomplishment form trophy plaque bowl nice have mento prizes just werent required Consequently contest director Jim Kirkland Memorial R/G Contest have decided ask manufacturers distributors prizes year hope contest directors will same Perhaps manufactur ers distributors could support model aviation-oriented youth programs intro duce young people fascinating hobby competition year going very interesting contest directors competitors Expert Masters classes until everyone figures out just what going Committee Interna tional Aero Modeling ClAM R/G aerobatic subcommittee Fed eration Aeronautique Internationale FAI met Paris during December decided what aerobatic pattern would flown international competition during least next two years Since AMA gen erally bases upper level aerobatic pat terns flown country FAI rules can expect significant changes Master class maneuvers also decided have Expert class com petitors fly same maneuvers Master class will obviously sig nificantly affected also changes resulted ClAM meeting will probably ac cepted normal competition AMA contests because complexity volved implementing level What may result abbrevia ted list maneuvers two FAI sets maneuvers will recommended use AMA contests Whatever happens contest directors competitors will kept busy spring Ron Van Puue 12 Connie Drive Shallmar FL 32579 RC Soaring/Pruss continued page 23 Only flight time will recorded flight time accumulated will deter winning team last place team buys LSF News Gordon Pearson newly elected president announced plans underway another regional tourna ment similar last years fly-off regional winners separate contest possibly year laterto determine grand champion First choices sites clubs will go 10 CDs hosts did such outstanding jobs last year Finalizations should made Toledo time Gordon further requests mem ber has moved has sent change address Leauges office mail change now Also pass word friends further pass request via clubs newsletter Mail does get returned because no forwarding addressand some levels taking over product review product review product review 90 Model Aviation FUEL IT FLIP IT N FLY 0-Varnishing Brushes 020-60 0 Fuel Bulbs land 2 oz W01 12A Fuel Line Asst 01/4 1/2A Twin Exhauut Stax Teflon Reed Valve l inquiries invited SASE literature DIESEL CONVERTERS $995 Far 020 049/051 Ask dealer add $100 p&h order direct IConnecticut residents add sales taxI Upto 50% power 50% emnomy glow new fuel formula Diesel Fuel Pt $350 Ot $500 $1 p&h Davis Diesel Devklpment Inc BOX 141 DEPT EMILFoROcT0646o PHONE 203 B77-1 670 product review product review product review AMA Safety Prop Nuts Acorn shaped nuts machined aluminum brightly finished Made h-28 threads fit virtu ally popular engines Price $189 Tatone Products 1209 Geneva Ave San Francisco CA 94112 AMA GROUP LIFE INSURANCE PLAN Special Offer During Charter Enrollment Period. AMA members under age 55 AMA Spouses too can answer no three health questions GUARANTEED $10000 OF COVERAGE informationPlease send information Watch mailbox writeAMA Group Life Insurance Plan Albert H Wohiers & CoNAME__________________________________________ Administrator AMA Group Insurance PlansADDRESS___________________________________________ 720 Garden Street Park Ridge Illinois 600CITYSTATEZIP_______ 312 698-2221I understand no salesman will call year accomplish can understood contact can lost few weeks back about time birds going through 16th 17th pound birdseed George Miller sent letter concerning activities DUSTa southern California club member SC2 George way Skip Millers father enjoying re tirement way us hope living southern California spending daylight hours looking thermals elder Miller now again enjoys model ingthe sport introduced Skip 25 years ago Hes truly interesting gent mentioned because full-scale rac ing 1930s still interest corner George get him re late some stories necessarily found between book covers George see turned wrenches some avi ations famous racing planes Back DUSTs activities held two-day weekend bash back day set aside LSF Trials Day Landing spots provided crosscountry courses set up contests run Saturday Sunday LSF Day resulted 22 spot landings levels II three five-minute ther mal flights along four 15-mm hour flight kilometer goal return also accomplished day over fine club effort Jim Tomblin CDed Southern California LSF Regional Tournament took honors win SC2 contest Sun daybeating out heavies like John Brown Craig Foxgord Cecil Cutbirth Scott Miller AMA Nats winner Class Terry Koplan Alex Mladinco winner LSF tourney southern CA over high-point scorer among 10 con tests Howard Short California Tom Williams names deserve mentioned because 43 points separ ated 10th place Williams 2946 Tomblins 2989 way flown off 35 acres lush green grass Eldorado Polo Club Indian Wells CA gen eral manager Tony Veen has got qualify Nice Guy Year Award FAI Program Ray Marvin announced quarter-final semi-final sites lining up finals scheduled Pensa cola FL Labor Day weekend September 2 3 4 Rae Fritz will contest directing As teethed full-scale RC Pensacola area Safe Flying No Accident back fifties scribe can vouch beautiful flying sites Although contest end summer would great place wind down vacation miles white beaches considered best world AMA Nationals Soaring event scheduled August 2 3 4 will held Lake Charles LA Classes will two-meter B C will fly 7-mm duration spot landing number trophies awarded will pro portional number entrants Pass Department use vinyl tape join wing panels fuselage fillets other no doubt Monokote pull loose sheeting framework peeled tape off after flying session Texas Tom Williams has made possible show-stopper maintain brand new appearance After Monokoting use invisible Scotch Brand tape over top bottom wing panel ends will later tape vinyl now use vinyl difference degree stickiness such vinyl pulls off else stays put Pull vinyl tape off pulling back against itself best results Dale Nutter uses yard full Grand Esprits claims ex cellent results Addresses National Soaring Society c/o May1978 91 GRISH AIRCRAFT TYPE PROPELLERS Made hardwood fully carved true helical pitch airfoil ready sanding ALL SIZES INis$700 8 & 10 PITCH20800 RIGHT HAND221000 ROTATION241 aoo 3/8 BORE AT YOUR DEALER USE TO PROPEL AIR CREATE THRUST AND BE PROPELLED BY AIR AT DISCRETION OF THE PURCHASER 2 Blade Tractor 5-3each 5-45%-35/-4304 6-36-4354 7-47-67-8504 8-48-68-8654 9-49-69-7 9-810-410-6854 11-411-611-8$1 12-412-512-6$150 5y3 2 Blade Pusher 5%-4 6-36-4 354 8-6854j 9-610-6$1 3BladeTractor BLADE 5-3 6-36-4504 3BladePusher 6-3504 Made otpolyester llic Aluminum Color boil color7-67-8$1 8-68-8 $125 9-6 10-6 10-4 $150 Pusher 10-6$150 Dave Cook Secretary Star Route Gran CO 80446 Stanley Pfost DDS NSS President 1481 Howell Branch Road Winter Park FL 32789 League Silent Flight Box 39068 Chicago IL 60639 Gordon Pearson LSF President 8232 Earhart Rd South Lyon MI 48178 Fly Baby kinds conditions come confident model yourself Put together organized thorough documentation booklet Use source plans good scale drawing look through homebuilt magazines per tinent photographs Put works nice binder head next contest CL Scale/Gretz continued page 34 pearance doesnt look bad conventional model engine would plane built entirely Sig balsa plywood wing tail surfaces covered silk covered light-weight Silkspan fuselage covered balsa silk entire plane finished Aero-Gloss dope mixed myself match color original plane am presently build ing Sig J-3 Cub same numbers own 1946 J-3 Cub NC 1464N have set plans scale RC model Piper Pawnee Hope build plane next winter flew Pawnee first started Ag flying have 1800 hours PA-25-235 Pawnee way Dick Ruckel Ive become aware Prop Busters Model Airplane Club Cleveland Ohio has very ac tive group CL Scale fliers Dick sent several good sketches ideas have used him peers Coinci dently ideas building spray dump mechanism model crop dusters accompanying drawing self-explanatory Dick also offered some constructive criticism contest judging based experiences competition season fast approaching think thoughts warrant some careful consideration Dicks letter Theres lot comment about too much detail Sport Scale planes local meet rules discarded model cockpit like Dicks Clip Wing Cub went AMA Scale another contest judges protested Clip Wing being AMA Scalehe said wasnt scale enough model rules dont say Dan Pruss Ri 2 Box 490 Plainfield IL 60544 Fly Baby/Haught continued page 33 turnbuckles securing wires same time Cut lengths aluminum tubing shown slip over ends wire form loop ends feed through hole rigging tabs slip tubing over end again crimp tubing hold together Refer pictures plans rig ging points details Dont forget rig rudder stabilizer landing gear axle Fabricate windshield fuel cap tiedowns wing folding pins pitot tube epoxy place Its little details add final score dont over look Well does look ready experience Control Line Scale competition has taught valu able item can take contest circle experience Practice flying 92 Model Aviation PROPELLERS ALL GRISH PROPELLERS ARE ENGINEERED TO TRUE HELICAL PITCH AND AIRFOIL FOR EFFICIENCY AT YOUR DEALER GRISH ST JOHN INDIANA 46373 Close-up shot tail showing scale steerable tailwheel linkage rudder means small-diameter stiff springs Also see Wischers column photographs author
Edition: Model Aviation - 1978/05
Page Numbers: 23, 90, 91, 92
S Soaring I] Dan Pruss FROM Ray Teliczan St Louis Eagles come suggestions beefing up Sailaires rudder flying stab latter Ray suggests 1 Vertical braces between upper lower rib forming strips braces help prevent ribs changing shape dur ing covering further withstand rough handling 2 Tie drag spar break root rib main spar con nects fifth rib done using two 1/16 X a strips upper lower passing under ribs through five gluing same ribs 3 Leading edge modified speed con struction gluing /8 X balsa strip rear side leading edge stock forms step rib forming strips could glued Ray claims its lot easier having notch ribs 4 The rudder beefed up basically same way 1/16 X balsa tie going top bottom rudder Dallas TX Cecil Haga came announcement new event theyre going try May 27-28 Its going team event sort itll run way Teams will formed during registra tion frequency youre 72160 example will fly group fliers blue white Frequencies few have signed up will joined together form team equal ize team count Basic rules simplefly long much canas teamduring two days will no landing require ments Teams will assigned flight order within own group must followed throughout So soon first flier landsafter two minutes two hoursthe second flier launches after lands third flyer launches Only time off hook air will count Timers will provided local Civil Air Patrol unit Two winches two high starts will provided flier can furnish use own equip ment its considered standard Fre quency control can maintained team appears going event just might run itself CD should have time lunch during youre interested contact Cecil Haga 3017 Norwood Arlington TX 76013 above principles can applied club fun fly SOAR has done its scheduled club events reasoning stems fact too often new flier shows up field bit reluctant put new creation air older established aces using up thermals Its latter wouldnt dont lend hand same token new guy block can times find sorts reasons flyespecially spotlight sud denly him What SOAR has done schedule event early flying season de signed around new membersthose joined end since end last years flying season Note Hawaii California Arizona Florida readers rest country have two seasonsflying building latter began first November Midwest being written birds just gone through 27th pound birdseed snow has drifted high belt buckle towline retriever firewood being par celled out contest grade balsa Lets just say weve heckuva build ing season new members will signed frequency prior arrangement day event new mem ber will take turns picking team members pool older club members Launch time will say 11 am flying coming close 2 pm ob ject accumulate much flying time possible three-hour period using new fliers plane main effort will allowing fledgling fly much possible allowing him hand transmitter over whenever feels un comfortable unsafe Launches land ings can made anyone team Continued page 90 May1978 23 Carreras SD 10 new line AHI- sailpianes DO SflOWfl Dy IfliS uerman menuracturer 1978 Toledo RC Conference has wingspan 5060 mm wing area 9416 sq din. flying weight 4300 grams Other models manufacturer described last month Two views modifications beefing up Sailaire slying slaD suggested Ray Teliczan Also applicable rudder Details text FOR DISTINGUISHED MODELERS 17 Jewel Swiss Calendar Jet Airplane Watch Precise durable downright elegant Electronic ally tested finest quality s year guarantee Shockproof dustproof stainless steel back Invisible second hand causes Jet Airplane appear fly around suspended space $1995 allow five weeks fdr delivery Shipped direct Overseas Can personalized name dial $300 allow 2 weeks extra delivery time Order GE Maddux Co from2124 W Sunnyside Phoenix AZ 85029 Ever since became involved RC aerobatic pattern contests has common contests promoted basis having large number expen sive prizes awarded Most prizes bought clubs sponsored contest rather solicited hobby-oriented manufac turers distributors cases donations very generous contest directors usually made very prominent displays prize donors names lists copied other contest directors donors could tapped donate prizes contests Well bubble has burst because has become apparent manufactur ers distributors have become swamped requests contest prizes im possible satisfy virtually unlimited number requests receive Some have decided stop giving away prizes rather accused favoring certain contests clubs Others have begun issue discount certificates merchandise can purchased dealers cost situation became apparent examined reasons going RC pattern contests came conclu sion winning prizes very low priority list Much important being able attend well-run con test fly better anyone else Mens yellow gold HOBBYHIOCAWAYHOBBYHTOEAa4AYHOBBYHIDEAWAYHOBBV1ITDEAWAY FAMOUS BRITISH DIESELS MODELLER PLANS SPARES FO M/E PAW D/C a CATALOG-DIESEL Harauuuui a HOBBY HIDEWAYDELAVANIL 309 244-7389 61734 5YHIDEAWAYHORBYHIOEAWAYHOBBYHIOEAWAYHOB6YNIDEAW entered event Recognition accomplishment form trophy plaque bowl nice have mento prizes just werent required Consequently contest director Jim Kirkland Memorial R/G Contest have decided ask manufacturers distributors prizes year hope contest directors will same Perhaps manufactur ers distributors could support model aviation-oriented youth programs intro duce young people fascinating hobby competition year going very interesting contest directors competitors Expert Masters classes until everyone figures out just what going Committee Interna tional Aero Modeling ClAM R/G aerobatic subcommittee Fed eration Aeronautique Internationale FAI met Paris during December decided what aerobatic pattern would flown international competition during least next two years Since AMA gen erally bases upper level aerobatic pat terns flown country FAI rules can expect significant changes Master class maneuvers also decided have Expert class com petitors fly same maneuvers Master class will obviously sig nificantly affected also changes resulted ClAM meeting will probably ac cepted normal competition AMA contests because complexity volved implementing level What may result abbrevia ted list maneuvers two FAI sets maneuvers will recommended use AMA contests Whatever happens contest directors competitors will kept busy spring Ron Van Puue 12 Connie Drive Shallmar FL 32579 RC Soaring/Pruss continued page 23 Only flight time will recorded flight time accumulated will deter winning team last place team buys LSF News Gordon Pearson newly elected president announced plans underway another regional tourna ment similar last years fly-off regional winners separate contest possibly year laterto determine grand champion First choices sites clubs will go 10 CDs hosts did such outstanding jobs last year Finalizations should made Toledo time Gordon further requests mem ber has moved has sent change address Leauges office mail change now Also pass word friends further pass request via clubs newsletter Mail does get returned because no forwarding addressand some levels taking over product review product review product review 90 Model Aviation FUEL IT FLIP IT N FLY 0-Varnishing Brushes 020-60 0 Fuel Bulbs land 2 oz W01 12A Fuel Line Asst 01/4 1/2A Twin Exhauut Stax Teflon Reed Valve l inquiries invited SASE literature DIESEL CONVERTERS $995 Far 020 049/051 Ask dealer add $100 p&h order direct IConnecticut residents add sales taxI Upto 50% power 50% emnomy glow new fuel formula Diesel Fuel Pt $350 Ot $500 $1 p&h Davis Diesel Devklpment Inc BOX 141 DEPT EMILFoROcT0646o PHONE 203 B77-1 670 product review product review product review AMA Safety Prop Nuts Acorn shaped nuts machined aluminum brightly finished Made h-28 threads fit virtu ally popular engines Price $189 Tatone Products 1209 Geneva Ave San Francisco CA 94112 AMA GROUP LIFE INSURANCE PLAN Special Offer During Charter Enrollment Period. AMA members under age 55 AMA Spouses too can answer no three health questions GUARANTEED $10000 OF COVERAGE informationPlease send information Watch mailbox writeAMA Group Life Insurance Plan Albert H Wohiers & CoNAME__________________________________________ Administrator AMA Group Insurance PlansADDRESS___________________________________________ 720 Garden Street Park Ridge Illinois 600CITYSTATEZIP_______ 312 698-2221I understand no salesman will call year accomplish can understood contact can lost few weeks back about time birds going through 16th 17th pound birdseed George Miller sent letter concerning activities DUSTa southern California club member SC2 George way Skip Millers father enjoying re tirement way us hope living southern California spending daylight hours looking thermals elder Miller now again enjoys model ingthe sport introduced Skip 25 years ago Hes truly interesting gent mentioned because full-scale rac ing 1930s still interest corner George get him re late some stories necessarily found between book covers George see turned wrenches some avi ations famous racing planes Back DUSTs activities held two-day weekend bash back day set aside LSF Trials Day Landing spots provided crosscountry courses set up contests run Saturday Sunday LSF Day resulted 22 spot landings levels II three five-minute ther mal flights along four 15-mm hour flight kilometer goal return also accomplished day over fine club effort Jim Tomblin CDed Southern California LSF Regional Tournament took honors win SC2 contest Sun daybeating out heavies like John Brown Craig Foxgord Cecil Cutbirth Scott Miller AMA Nats winner Class Terry Koplan Alex Mladinco winner LSF tourney southern CA over high-point scorer among 10 con tests Howard Short California Tom Williams names deserve mentioned because 43 points separ ated 10th place Williams 2946 Tomblins 2989 way flown off 35 acres lush green grass Eldorado Polo Club Indian Wells CA gen eral manager Tony Veen has got qualify Nice Guy Year Award FAI Program Ray Marvin announced quarter-final semi-final sites lining up finals scheduled Pensa cola FL Labor Day weekend September 2 3 4 Rae Fritz will contest directing As teethed full-scale RC Pensacola area Safe Flying No Accident back fifties scribe can vouch beautiful flying sites Although contest end summer would great place wind down vacation miles white beaches considered best world AMA Nationals Soaring event scheduled August 2 3 4 will held Lake Charles LA Classes will two-meter B C will fly 7-mm duration spot landing number trophies awarded will pro portional number entrants Pass Department use vinyl tape join wing panels fuselage fillets other no doubt Monokote pull loose sheeting framework peeled tape off after flying session Texas Tom Williams has made possible show-stopper maintain brand new appearance After Monokoting use invisible Scotch Brand tape over top bottom wing panel ends will later tape vinyl now use vinyl difference degree stickiness such vinyl pulls off else stays put Pull vinyl tape off pulling back against itself best results Dale Nutter uses yard full Grand Esprits claims ex cellent results Addresses National Soaring Society c/o May1978 91 GRISH AIRCRAFT TYPE PROPELLERS Made hardwood fully carved true helical pitch airfoil ready sanding ALL SIZES INis$700 8 & 10 PITCH20800 RIGHT HAND221000 ROTATION241 aoo 3/8 BORE AT YOUR DEALER USE TO PROPEL AIR CREATE THRUST AND BE PROPELLED BY AIR AT DISCRETION OF THE PURCHASER 2 Blade Tractor 5-3each 5-45%-35/-4304 6-36-4354 7-47-67-8504 8-48-68-8654 9-49-69-7 9-810-410-6854 11-411-611-8$1 12-412-512-6$150 5y3 2 Blade Pusher 5%-4 6-36-4 354 8-6854j 9-610-6$1 3BladeTractor BLADE 5-3 6-36-4504 3BladePusher 6-3504 Made otpolyester llic Aluminum Color boil color7-67-8$1 8-68-8 $125 9-6 10-6 10-4 $150 Pusher 10-6$150 Dave Cook Secretary Star Route Gran CO 80446 Stanley Pfost DDS NSS President 1481 Howell Branch Road Winter Park FL 32789 League Silent Flight Box 39068 Chicago IL 60639 Gordon Pearson LSF President 8232 Earhart Rd South Lyon MI 48178 Fly Baby kinds conditions come confident model yourself Put together organized thorough documentation booklet Use source plans good scale drawing look through homebuilt magazines per tinent photographs Put works nice binder head next contest CL Scale/Gretz continued page 34 pearance doesnt look bad conventional model engine would plane built entirely Sig balsa plywood wing tail surfaces covered silk covered light-weight Silkspan fuselage covered balsa silk entire plane finished Aero-Gloss dope mixed myself match color original plane am presently build ing Sig J-3 Cub same numbers own 1946 J-3 Cub NC 1464N have set plans scale RC model Piper Pawnee Hope build plane next winter flew Pawnee first started Ag flying have 1800 hours PA-25-235 Pawnee way Dick Ruckel Ive become aware Prop Busters Model Airplane Club Cleveland Ohio has very ac tive group CL Scale fliers Dick sent several good sketches ideas have used him peers Coinci dently ideas building spray dump mechanism model crop dusters accompanying drawing self-explanatory Dick also offered some constructive criticism contest judging based experiences competition season fast approaching think thoughts warrant some careful consideration Dicks letter Theres lot comment about too much detail Sport Scale planes local meet rules discarded model cockpit like Dicks Clip Wing Cub went AMA Scale another contest judges protested Clip Wing being AMA Scalehe said wasnt scale enough model rules dont say Dan Pruss Ri 2 Box 490 Plainfield IL 60544 Fly Baby/Haught continued page 33 turnbuckles securing wires same time Cut lengths aluminum tubing shown slip over ends wire form loop ends feed through hole rigging tabs slip tubing over end again crimp tubing hold together Refer pictures plans rig ging points details Dont forget rig rudder stabilizer landing gear axle Fabricate windshield fuel cap tiedowns wing folding pins pitot tube epoxy place Its little details add final score dont over look Well does look ready experience Control Line Scale competition has taught valu able item can take contest circle experience Practice flying 92 Model Aviation PROPELLERS ALL GRISH PROPELLERS ARE ENGINEERED TO TRUE HELICAL PITCH AND AIRFOIL FOR EFFICIENCY AT YOUR DEALER GRISH ST JOHN INDIANA 46373 Close-up shot tail showing scale steerable tailwheel linkage rudder means small-diameter stiff springs Also see Wischers column photographs author