Old Timers HAPPINESS IS warm spring day gentle breeze blue sky dotted ginnings puffy Cus rolling green field modeler machine Now machine may rubber powered line towed muscle launched mechanical thrusted thing have com mon element glide hopeful search elusive thermal higher initial push against gravity better odds contact ris ing air happens wonder ob serving machine its element drifting graceful silent anxious telltale bobble wing gives evidence turbulent lifting air Free Flight Now does RC Assist fit aesthetic setting pure model aviation Well opinion exactly described added benefits full control marvel electronic flight con trols RC assisters able keep models out prevailing winds working back forth seeking ther mal escaping downer return ing starting Point after exploiting immediate meteorological conditions big plus ability keep fine old vintage machines out easy eye contact best enjoy spectacle gliding hopefully soaring model flight RC Assist Free Flight Last column discussing RC Assist mentioning vari ous reasons completely ignored fact upsurge Old-Timer interest due largely inherent sport atmos phere SAM quote SAM Preamble mpetition flying free-flight model aircraft vintage design intended casual enjoyable teresting both competitor spec tator alike neither desired advance state-of-the-art aeromodeling per se other increase participation sport generally nor reprove again already recorded aero modeling history books SAM rules explicit requiring designs shall faithfully reproduced no changes per mitted types construction areas moments airfoils stringent Jack Bollon Right Launching Woody Woodmans 3/4-size Sailplane Jack Bolton Original Comet kit de signed Goldberg known its glide Below Dating back 1938 photo John Brennan shows him Brown 60-powered Red Zephyr about takeoff ice basic rules keep movement sport affair therein lies strength Builder Model rule BOM also helps greatly maintaining sport atmosphere SAM events Because rule investment time required participants thereby helping sure higher level interest support Although SAM interested growth interested growth de creases membership feeling accom plishment dedication fraternity BOM rule tends hinder rapid expansion old-timer movement expan sion have solid made up model builders May always continue thus guarantee Old-Timer remaining dedicated sport modeling activity Events Classes Previously cov ered class definition Antique Old-Timer touched basic events Texaco Antique Old-Timer 020 Rep lica also covered engine size classes ignition A000 200 B201 300 C301 120 CID glow 225 sq wing area per 10 CID allowable engine size determination CID size determines class per igni tion month look event partict pat ion Texaco The Texaco event usually continued page 54 August1976 21 Above Jacks Taibi Powerhouse ST 46 Covered yellow silk red white trim Generous rudder needed glide touchy power Proportionately rudder areasee rightneeds much larger elevator simple ineopensice sturdy internal switch mount inetelle no jiffy double Sided tape etatuse sidefOrmar beflom junotien No drilline holting ewkward areas Takes up much leeS room Other Similar mountsperfeot small planes Noble Switchoraft Sr other Smirch tro t VS between mounting 40L205Ace Noble Internal Switch Meunt $89 Please send complete catalog Enclosed $100 refunded first order Add $50 1st clam mail return add $100 handling otber orders Like guilderS Triangle Triasglas II tfl Other handy workshop aid youll tind lodiepansabla triangles Sacs bees can thumb tank sheets building surtane hang instant jig fuse age cOnstruction Also barn immediately selfeligning nertinal era assured perpendicular rudder glo log stab--the corner triangle remooad glue joist filet iest disturbed made aluminum durobility plus makes good straight edga oust log Enary workshop needs pair 3t L6AoO Triangles II pair NAME ADDRESS cify St 50 STATE Nylon straps tighten down hot wont loosen up Handy urns organizing transmitter renaloor wire bondles securing tool lion engines tanks strapping things togashar plus Can ha routed care acaro sad Measures 1/0 13175 cml S d ltOcml Package ton dOL2tOAneWrapN Ties pkgof tO$79 ACE 1/2A MOTOR MOUNT Tired breaking motor mounts t/2A pattern pylon ship rigidly braced molded nylon motor mount fur Medallion Tee Dee 045/Ohis almost indastruotabie bank up saying Ace 9/C will replete free charge t/2A Motor Moons breaks ranrnn including acrashi unique mount has mounting ears nose gear desired Waighe 57 grams 12 oaj Ongino mounting herdwara included t6L204Ace t/2A Motor MountSt 19 ZIP 6 X 3 FIBERGLASS PROP Are tired breaking plastic props bane use get top performance out 1/2A petters pylon job Waco solond problem hy making goailabla what t/2A fliers haoe long awaited top quality high per formance fibarglgee 6 0 3 propI Users indicate gat tan times life out fiberglass oner plasnic wood prop anonomical bargain plus P00 000 get top per formenca TD Put ono hour t/2A right away notice differenoel 37K1g6Aoe 603 RC Old-Timers/Bolton continued page 21 flown very early morning prior strong thermal activity Event require ments pre-January 1939 design glow ignition powered no timed en gine mnfuel allocated er lb aircraft weight maximum 1 oz permitted regardless weight Timing ROG launch touchdown Longest two flights scored key winning have well trimmed solidly designed minimum al lowable weight construction engine burns fuel economically knowl edge run engine best endurance also must pro ficient flying ship obtain best performanceno high angles bank too slow climb CG right keep trimmed fine event com bines other factors power dura tion Antique RC Assist Antique power/ duration event requirements model must pre-January 1939 de sign engine run determined air craft weight engine run formula seven 7 seconds per lb aircraft weight nearest lb ie 4 lbs 8 oz would 4 lbs 4 lbs 9 oz would 5 lbs 28 seconds 35 seconds respectively motor runs ten seconds per pound allotted ignition Flights will tenminute max overtimes deducted pro portionately Six attempts flights per mitted best three count great event gives decent handicap very large attendently heavy early vintage craft Old-Timer Old-Timer power/dura tion event requirement model must pre-January 1943 Dec 31 1942 will design engine run allocated twenty 20 seconds glow twenty-five 25 seconds ignition Flights often-minute max ssx attempts flights permitted best three used score 020 Replica Replica basically same Old-Timer except engine size must no larger 020 model no larger 36 scaleddown models big brothers such must retain original moments outlines construction basic airfoil Event Background competition Old-Timer RC Assist got underway meets always very interesting because proliferation designs always numerous Scientific Mercurys New Rulers Red Zephyrs Quakers Buccaneers Zombies etc Playboys Zippers Rangers Sailplanes etc Im sure know what happened others gradually dis appeared Fun low key true modeler gets tired traveling some distance contest knows machine has back car outclassed before gets RC meets up East dominated Playboys Sailplanes etc contest organizers sponsors simply astute enough predict obvious cautiously scheduled meets around popular event made scheduling class Old-Timer vintage models competed just guilty rest So what about dilemma very easy logical thing programming Old-Timer meet expecting large partici pation dont have funds warrant large slate events simply run Old-Timer event usual go step further allocate engine run Antique entries accordance Antique event running procedures Let have 7 seconds per lb aircraft weight motor run criteria What means show up 80 Playboy Senior glow get 20-second allocated motor run elect bring 84 Antique Powerhouse weigh 5 lbs 4 oz am awarded 35-second motor run Play boy would probably still win stress probably Another thing contest committee plagued fiscal time constraints can relieve strain split encontinued page 92 54 Model Aviation ACE NAMEPLATE classy black etched clear anodized alumi coin plate 020 thick backed transfer udhesine inca stuck anywbora trans minter field boo brief case eon loyal Ace fans 40L209Ace Nameplate559 ACE WRAP N TIES INTERNAL SWITCH MOUNT FOR NOBLE SWITCH TRIANGLES II GLLJiniIlI! BEST new ultra-fast glues Balsa almost anything Its light fast colorless strong comes un breakable bottle dispenser tip LARGE 1 OUNCE BOTTLE Only $650 postpaid California residents add 6% tax TYRO MODEL & SUPPLY PO Box 11511 Palo Alto California 94306 Safe Flying No Accident Plans Europes Hottest PAl Plane Are Now Available BLASTA CONTINENTAL 85-95 tnph 80-90 loops/win. 2 1/2-3 vertical BBBs above other between ground level & overhead stock STG15 7s4 prop & 10% Nitro Its the OUTLAWS fly wade British 76 W/Chawps teaw 340 360 400 sq versions sawe plan On/y $450 check woney order frow RICHARD WILKENS 8 CYNCOED CLOSE DUNVANT SWANSEA W GLAMORGAN 5A2 7RS WALES UNITED KINGDOM TRYIit SCALE ACCESSORIES KITS INE GUN KITS ENGINE KITS & CYLINDERS PILOTS LS PROPS & HANGERS SPINNERS INGS CANOPIES K COWLS ASK FOR OUR PRODUCTS AT YOUR DEALER OR SEND 25 FOR OUR CATALOG RC Old-Timers/Bolton continued page 54 gine classes two groups Class IO0O 289 Class 11290 up does help reduce event prolif eration also puts hot 29s competition larger engines belong Playboy ST ABC 29 can head-to-head competition 23- 25-powered models straight class ABC basis Now realize Im speaking glow-powered models also remember engine sizing glow dictated wing area because power available go largest size model engine can handle Hence ST 29/Playboy combo tough beat against hot ST 23 Taipan 21-powered Zippers Anyway Class II system precludes 29 powered anything flying Class puts Playboy Senior longsup against Buzzards Sailplanes Now nice dont talk about guy flying Topper against Zipper Pensacola run annual large Old-Timer contest October incor porate following special rules 1 Class II engine split 2 Antique entries Old-Timer allocated engine runs Antiques 3 Converted glow ignition engines classed glows motor run allocation 4 Cabin Old-Timers per mitted extra 5-second motor run New Ruler/American Ace classed cabin procedures improving lot Antiques Old-Timer cabin models Others country also de vising similar handicapping systems en courage building flying classics maybe someday will get standardized now should have realized class capable competing Texaco Antique Old-Timer Antique Unfortunately move afoot permit Old-Timer models compete Texaco event interest event participation short term gain best quite possibly stymie growth long run Along similar lines waiving BOM rule again interest growth participation too possibly might turn trap after dedicated SAM type travels distance compete does well creation misses place because entry pur chased borrowed enter particular class will return next year Keep straight Friends Contest come point arriv ing contest site sky azure winds nil air fresh feel like tiger make rounds visiting old friends con cup coffee inspect competition look over new interesting models finally arrive registration weigh models check en gine area requirements pick up time cards ready fly Since have multiple entries time limited move quickly back area assemble models paraphernalia ready air begins look reasonably promising fuel get transmitter impound call timer strategy log three officials class entered sit back relax socialize watch air obvious thermal activity picks up air try better times will try bank two attempts able respond should some upstart better posted flight totals herein lies fun ex citement Most Old-Timer contests show last minute flurry activity sandbaggers come out dugouts start trying recoup lost cause Ninety percent time un successful sure lot fun try well know Post Scripts Thats column apologies getting nuts bolts Old-Timer building prep aration promised last column good intentions sidetracked self im posed priority recruitment motiva tion Hopefully have little successful both Next time will cover construction sizing control surfaces engine shut-down systems flying tips anyone has specific ques tion problem write enclose SASE Ill try get answer Keep info photos flowing John M Bolton Cdr USN Ret 9521 Scenic Highway Pensacola FL Phone 904 477-2055 weekends WANTED ideas happenings hints/kinks howto sketches photos news etc Send colum nist category concernedat address shown column photo idea printed Model Aviation will pay $5 contributor 92 Model Aviation tsw*o u*svsers etc. 12151 426AtOO June 1976 Hi Two thoughts want bring attention letter have nothing selling merchandise Thats strange Ad isnt First dont forget about Sterling Award Best Scale Model 1976 Nationals As mentioned last month theres beautiful Dlaque check $100 goes award Sterling Award has no strings attached Academy picks winner can enter model scratch-built Kit way does have Sterling Kit second have opened Model Airplane & Ship Museum Plant have about 70 80 models line ranging Peanuts R/C Scale exhibit along host original paintings have guided group tours thru Plant l have check us first tho arrangements youre Philly sure stop Museum open 930 1130 AM 130 330 PM h yes have sell something see Dealer nifty new Kits especially Peanuts youve never send twobits complete catalog Siny{lyfST DiG MODELNC //}vfl Ed Manulkin President L-7 3d20 G StreetPhiladnlphia Pennsylvania 19134USA WILLIAMS BROSDEPT M 181 PAWNEE ST SAN MARCOS CA 92069
Edition: Model Aviation - 1976/08
Page Numbers: 21, 54, 92
Old Timers HAPPINESS IS warm spring day gentle breeze blue sky dotted ginnings puffy Cus rolling green field modeler machine Now machine may rubber powered line towed muscle launched mechanical thrusted thing have com mon element glide hopeful search elusive thermal higher initial push against gravity better odds contact ris ing air happens wonder ob serving machine its element drifting graceful silent anxious telltale bobble wing gives evidence turbulent lifting air Free Flight Now does RC Assist fit aesthetic setting pure model aviation Well opinion exactly described added benefits full control marvel electronic flight con trols RC assisters able keep models out prevailing winds working back forth seeking ther mal escaping downer return ing starting Point after exploiting immediate meteorological conditions big plus ability keep fine old vintage machines out easy eye contact best enjoy spectacle gliding hopefully soaring model flight RC Assist Free Flight Last column discussing RC Assist mentioning vari ous reasons completely ignored fact upsurge Old-Timer interest due largely inherent sport atmos phere SAM quote SAM Preamble mpetition flying free-flight model aircraft vintage design intended casual enjoyable teresting both competitor spec tator alike neither desired advance state-of-the-art aeromodeling per se other increase participation sport generally nor reprove again already recorded aero modeling history books SAM rules explicit requiring designs shall faithfully reproduced no changes per mitted types construction areas moments airfoils stringent Jack Bollon Right Launching Woody Woodmans 3/4-size Sailplane Jack Bolton Original Comet kit de signed Goldberg known its glide Below Dating back 1938 photo John Brennan shows him Brown 60-powered Red Zephyr about takeoff ice basic rules keep movement sport affair therein lies strength Builder Model rule BOM also helps greatly maintaining sport atmosphere SAM events Because rule investment time required participants thereby helping sure higher level interest support Although SAM interested growth interested growth de creases membership feeling accom plishment dedication fraternity BOM rule tends hinder rapid expansion old-timer movement expan sion have solid made up model builders May always continue thus guarantee Old-Timer remaining dedicated sport modeling activity Events Classes Previously cov ered class definition Antique Old-Timer touched basic events Texaco Antique Old-Timer 020 Rep lica also covered engine size classes ignition A000 200 B201 300 C301 120 CID glow 225 sq wing area per 10 CID allowable engine size determination CID size determines class per igni tion month look event partict pat ion Texaco The Texaco event usually continued page 54 August1976 21 Above Jacks Taibi Powerhouse ST 46 Covered yellow silk red white trim Generous rudder needed glide touchy power Proportionately rudder areasee rightneeds much larger elevator simple ineopensice sturdy internal switch mount inetelle no jiffy double Sided tape etatuse sidefOrmar beflom junotien No drilline holting ewkward areas Takes up much leeS room Other Similar mountsperfeot small planes Noble Switchoraft Sr other Smirch tro t VS between mounting 40L205Ace Noble Internal Switch Meunt $89 Please send complete catalog Enclosed $100 refunded first order Add $50 1st clam mail return add $100 handling otber orders Like guilderS Triangle Triasglas II tfl Other handy workshop aid youll tind lodiepansabla triangles Sacs bees can thumb tank sheets building surtane hang instant jig fuse age cOnstruction Also barn immediately selfeligning nertinal era assured perpendicular rudder glo log stab--the corner triangle remooad glue joist filet iest disturbed made aluminum durobility plus makes good straight edga oust log Enary workshop needs pair 3t L6AoO Triangles II pair NAME ADDRESS cify St 50 STATE Nylon straps tighten down hot wont loosen up Handy urns organizing transmitter renaloor wire bondles securing tool lion engines tanks strapping things togashar plus Can ha routed care acaro sad Measures 1/0 13175 cml S d ltOcml Package ton dOL2tOAneWrapN Ties pkgof tO$79 ACE 1/2A MOTOR MOUNT Tired breaking motor mounts t/2A pattern pylon ship rigidly braced molded nylon motor mount fur Medallion Tee Dee 045/Ohis almost indastruotabie bank up saying Ace 9/C will replete free charge t/2A Motor Moons breaks ranrnn including acrashi unique mount has mounting ears nose gear desired Waighe 57 grams 12 oaj Ongino mounting herdwara included t6L204Ace t/2A Motor MountSt 19 ZIP 6 X 3 FIBERGLASS PROP Are tired breaking plastic props bane use get top performance out 1/2A petters pylon job Waco solond problem hy making goailabla what t/2A fliers haoe long awaited top quality high per formance fibarglgee 6 0 3 propI Users indicate gat tan times life out fiberglass oner plasnic wood prop anonomical bargain plus P00 000 get top per formenca TD Put ono hour t/2A right away notice differenoel 37K1g6Aoe 603 RC Old-Timers/Bolton continued page 21 flown very early morning prior strong thermal activity Event require ments pre-January 1939 design glow ignition powered no timed en gine mnfuel allocated er lb aircraft weight maximum 1 oz permitted regardless weight Timing ROG launch touchdown Longest two flights scored key winning have well trimmed solidly designed minimum al lowable weight construction engine burns fuel economically knowl edge run engine best endurance also must pro ficient flying ship obtain best performanceno high angles bank too slow climb CG right keep trimmed fine event com bines other factors power dura tion Antique RC Assist Antique power/ duration event requirements model must pre-January 1939 de sign engine run determined air craft weight engine run formula seven 7 seconds per lb aircraft weight nearest lb ie 4 lbs 8 oz would 4 lbs 4 lbs 9 oz would 5 lbs 28 seconds 35 seconds respectively motor runs ten seconds per pound allotted ignition Flights will tenminute max overtimes deducted pro portionately Six attempts flights per mitted best three count great event gives decent handicap very large attendently heavy early vintage craft Old-Timer Old-Timer power/dura tion event requirement model must pre-January 1943 Dec 31 1942 will design engine run allocated twenty 20 seconds glow twenty-five 25 seconds ignition Flights often-minute max ssx attempts flights permitted best three used score 020 Replica Replica basically same Old-Timer except engine size must no larger 020 model no larger 36 scaleddown models big brothers such must retain original moments outlines construction basic airfoil Event Background competition Old-Timer RC Assist got underway meets always very interesting because proliferation designs always numerous Scientific Mercurys New Rulers Red Zephyrs Quakers Buccaneers Zombies etc Playboys Zippers Rangers Sailplanes etc Im sure know what happened others gradually dis appeared Fun low key true modeler gets tired traveling some distance contest knows machine has back car outclassed before gets RC meets up East dominated Playboys Sailplanes etc contest organizers sponsors simply astute enough predict obvious cautiously scheduled meets around popular event made scheduling class Old-Timer vintage models competed just guilty rest So what about dilemma very easy logical thing programming Old-Timer meet expecting large partici pation dont have funds warrant large slate events simply run Old-Timer event usual go step further allocate engine run Antique entries accordance Antique event running procedures Let have 7 seconds per lb aircraft weight motor run criteria What means show up 80 Playboy Senior glow get 20-second allocated motor run elect bring 84 Antique Powerhouse weigh 5 lbs 4 oz am awarded 35-second motor run Play boy would probably still win stress probably Another thing contest committee plagued fiscal time constraints can relieve strain split encontinued page 92 54 Model Aviation ACE NAMEPLATE classy black etched clear anodized alumi coin plate 020 thick backed transfer udhesine inca stuck anywbora trans minter field boo brief case eon loyal Ace fans 40L209Ace Nameplate559 ACE WRAP N TIES INTERNAL SWITCH MOUNT FOR NOBLE SWITCH TRIANGLES II GLLJiniIlI! BEST new ultra-fast glues Balsa almost anything Its light fast colorless strong comes un breakable bottle dispenser tip LARGE 1 OUNCE BOTTLE Only $650 postpaid California residents add 6% tax TYRO MODEL & SUPPLY PO Box 11511 Palo Alto California 94306 Safe Flying No Accident Plans Europes Hottest PAl Plane Are Now Available BLASTA CONTINENTAL 85-95 tnph 80-90 loops/win. 2 1/2-3 vertical BBBs above other between ground level & overhead stock STG15 7s4 prop & 10% Nitro Its the OUTLAWS fly wade British 76 W/Chawps teaw 340 360 400 sq versions sawe plan On/y $450 check woney order frow RICHARD WILKENS 8 CYNCOED CLOSE DUNVANT SWANSEA W GLAMORGAN 5A2 7RS WALES UNITED KINGDOM TRYIit SCALE ACCESSORIES KITS INE GUN KITS ENGINE KITS & CYLINDERS PILOTS LS PROPS & HANGERS SPINNERS INGS CANOPIES K COWLS ASK FOR OUR PRODUCTS AT YOUR DEALER OR SEND 25 FOR OUR CATALOG RC Old-Timers/Bolton continued page 54 gine classes two groups Class IO0O 289 Class 11290 up does help reduce event prolif eration also puts hot 29s competition larger engines belong Playboy ST ABC 29 can head-to-head competition 23- 25-powered models straight class ABC basis Now realize Im speaking glow-powered models also remember engine sizing glow dictated wing area because power available go largest size model engine can handle Hence ST 29/Playboy combo tough beat against hot ST 23 Taipan 21-powered Zippers Anyway Class II system precludes 29 powered anything flying Class puts Playboy Senior longsup against Buzzards Sailplanes Now nice dont talk about guy flying Topper against Zipper Pensacola run annual large Old-Timer contest October incor porate following special rules 1 Class II engine split 2 Antique entries Old-Timer allocated engine runs Antiques 3 Converted glow ignition engines classed glows motor run allocation 4 Cabin Old-Timers per mitted extra 5-second motor run New Ruler/American Ace classed cabin procedures improving lot Antiques Old-Timer cabin models Others country also de vising similar handicapping systems en courage building flying classics maybe someday will get standardized now should have realized class capable competing Texaco Antique Old-Timer Antique Unfortunately move afoot permit Old-Timer models compete Texaco event interest event participation short term gain best quite possibly stymie growth long run Along similar lines waiving BOM rule again interest growth participation too possibly might turn trap after dedicated SAM type travels distance compete does well creation misses place because entry pur chased borrowed enter particular class will return next year Keep straight Friends Contest come point arriv ing contest site sky azure winds nil air fresh feel like tiger make rounds visiting old friends con cup coffee inspect competition look over new interesting models finally arrive registration weigh models check en gine area requirements pick up time cards ready fly Since have multiple entries time limited move quickly back area assemble models paraphernalia ready air begins look reasonably promising fuel get transmitter impound call timer strategy log three officials class entered sit back relax socialize watch air obvious thermal activity picks up air try better times will try bank two attempts able respond should some upstart better posted flight totals herein lies fun ex citement Most Old-Timer contests show last minute flurry activity sandbaggers come out dugouts start trying recoup lost cause Ninety percent time un successful sure lot fun try well know Post Scripts Thats column apologies getting nuts bolts Old-Timer building prep aration promised last column good intentions sidetracked self im posed priority recruitment motiva tion Hopefully have little successful both Next time will cover construction sizing control surfaces engine shut-down systems flying tips anyone has specific ques tion problem write enclose SASE Ill try get answer Keep info photos flowing John M Bolton Cdr USN Ret 9521 Scenic Highway Pensacola FL Phone 904 477-2055 weekends WANTED ideas happenings hints/kinks howto sketches photos news etc Send colum nist category concernedat address shown column photo idea printed Model Aviation will pay $5 contributor 92 Model Aviation tsw*o u*svsers etc. 12151 426AtOO June 1976 Hi Two thoughts want bring attention letter have nothing selling merchandise Thats strange Ad isnt First dont forget about Sterling Award Best Scale Model 1976 Nationals As mentioned last month theres beautiful Dlaque check $100 goes award Sterling Award has no strings attached Academy picks winner can enter model scratch-built Kit way does have Sterling Kit second have opened Model Airplane & Ship Museum Plant have about 70 80 models line ranging Peanuts R/C Scale exhibit along host original paintings have guided group tours thru Plant l have check us first tho arrangements youre Philly sure stop Museum open 930 1130 AM 130 330 PM h yes have sell something see Dealer nifty new Kits especially Peanuts youve never send twobits complete catalog Siny{lyfST DiG MODELNC //}vfl Ed Manulkin President L-7 3d20 G StreetPhiladnlphia Pennsylvania 19134USA WILLIAMS BROSDEPT M 181 PAWNEE ST SAN MARCOS CA 92069
Edition: Model Aviation - 1976/08
Page Numbers: 21, 54, 92
Old Timers HAPPINESS IS warm spring day gentle breeze blue sky dotted ginnings puffy Cus rolling green field modeler machine Now machine may rubber powered line towed muscle launched mechanical thrusted thing have com mon element glide hopeful search elusive thermal higher initial push against gravity better odds contact ris ing air happens wonder ob serving machine its element drifting graceful silent anxious telltale bobble wing gives evidence turbulent lifting air Free Flight Now does RC Assist fit aesthetic setting pure model aviation Well opinion exactly described added benefits full control marvel electronic flight con trols RC assisters able keep models out prevailing winds working back forth seeking ther mal escaping downer return ing starting Point after exploiting immediate meteorological conditions big plus ability keep fine old vintage machines out easy eye contact best enjoy spectacle gliding hopefully soaring model flight RC Assist Free Flight Last column discussing RC Assist mentioning vari ous reasons completely ignored fact upsurge Old-Timer interest due largely inherent sport atmos phere SAM quote SAM Preamble mpetition flying free-flight model aircraft vintage design intended casual enjoyable teresting both competitor spec tator alike neither desired advance state-of-the-art aeromodeling per se other increase participation sport generally nor reprove again already recorded aero modeling history books SAM rules explicit requiring designs shall faithfully reproduced no changes per mitted types construction areas moments airfoils stringent Jack Bollon Right Launching Woody Woodmans 3/4-size Sailplane Jack Bolton Original Comet kit de signed Goldberg known its glide Below Dating back 1938 photo John Brennan shows him Brown 60-powered Red Zephyr about takeoff ice basic rules keep movement sport affair therein lies strength Builder Model rule BOM also helps greatly maintaining sport atmosphere SAM events Because rule investment time required participants thereby helping sure higher level interest support Although SAM interested growth interested growth de creases membership feeling accom plishment dedication fraternity BOM rule tends hinder rapid expansion old-timer movement expan sion have solid made up model builders May always continue thus guarantee Old-Timer remaining dedicated sport modeling activity Events Classes Previously cov ered class definition Antique Old-Timer touched basic events Texaco Antique Old-Timer 020 Rep lica also covered engine size classes ignition A000 200 B201 300 C301 120 CID glow 225 sq wing area per 10 CID allowable engine size determination CID size determines class per igni tion month look event partict pat ion Texaco The Texaco event usually continued page 54 August1976 21 Above Jacks Taibi Powerhouse ST 46 Covered yellow silk red white trim Generous rudder needed glide touchy power Proportionately rudder areasee rightneeds much larger elevator simple ineopensice sturdy internal switch mount inetelle no jiffy double Sided tape etatuse sidefOrmar beflom junotien No drilline holting ewkward areas Takes up much leeS room Other Similar mountsperfeot small planes Noble Switchoraft Sr other Smirch tro t VS between mounting 40L205Ace Noble Internal Switch Meunt $89 Please send complete catalog Enclosed $100 refunded first order Add $50 1st clam mail return add $100 handling otber orders Like guilderS Triangle Triasglas II tfl Other handy workshop aid youll tind lodiepansabla triangles Sacs bees can thumb tank sheets building surtane hang instant jig fuse age cOnstruction Also barn immediately selfeligning nertinal era assured perpendicular rudder glo log stab--the corner triangle remooad glue joist filet iest disturbed made aluminum durobility plus makes good straight edga oust log Enary workshop needs pair 3t L6AoO Triangles II pair NAME ADDRESS cify St 50 STATE Nylon straps tighten down hot wont loosen up Handy urns organizing transmitter renaloor wire bondles securing tool lion engines tanks strapping things togashar plus Can ha routed care acaro sad Measures 1/0 13175 cml S d ltOcml Package ton dOL2tOAneWrapN Ties pkgof tO$79 ACE 1/2A MOTOR MOUNT Tired breaking motor mounts t/2A pattern pylon ship rigidly braced molded nylon motor mount fur Medallion Tee Dee 045/Ohis almost indastruotabie bank up saying Ace 9/C will replete free charge t/2A Motor Moons breaks ranrnn including acrashi unique mount has mounting ears nose gear desired Waighe 57 grams 12 oaj Ongino mounting herdwara included t6L204Ace t/2A Motor MountSt 19 ZIP 6 X 3 FIBERGLASS PROP Are tired breaking plastic props bane use get top performance out 1/2A petters pylon job Waco solond problem hy making goailabla what t/2A fliers haoe long awaited top quality high per formance fibarglgee 6 0 3 propI Users indicate gat tan times life out fiberglass oner plasnic wood prop anonomical bargain plus P00 000 get top per formenca TD Put ono hour t/2A right away notice differenoel 37K1g6Aoe 603 RC Old-Timers/Bolton continued page 21 flown very early morning prior strong thermal activity Event require ments pre-January 1939 design glow ignition powered no timed en gine mnfuel allocated er lb aircraft weight maximum 1 oz permitted regardless weight Timing ROG launch touchdown Longest two flights scored key winning have well trimmed solidly designed minimum al lowable weight construction engine burns fuel economically knowl edge run engine best endurance also must pro ficient flying ship obtain best performanceno high angles bank too slow climb CG right keep trimmed fine event com bines other factors power dura tion Antique RC Assist Antique power/ duration event requirements model must pre-January 1939 de sign engine run determined air craft weight engine run formula seven 7 seconds per lb aircraft weight nearest lb ie 4 lbs 8 oz would 4 lbs 4 lbs 9 oz would 5 lbs 28 seconds 35 seconds respectively motor runs ten seconds per pound allotted ignition Flights will tenminute max overtimes deducted pro portionately Six attempts flights per mitted best three count great event gives decent handicap very large attendently heavy early vintage craft Old-Timer Old-Timer power/dura tion event requirement model must pre-January 1943 Dec 31 1942 will design engine run allocated twenty 20 seconds glow twenty-five 25 seconds ignition Flights often-minute max ssx attempts flights permitted best three used score 020 Replica Replica basically same Old-Timer except engine size must no larger 020 model no larger 36 scaleddown models big brothers such must retain original moments outlines construction basic airfoil Event Background competition Old-Timer RC Assist got underway meets always very interesting because proliferation designs always numerous Scientific Mercurys New Rulers Red Zephyrs Quakers Buccaneers Zombies etc Playboys Zippers Rangers Sailplanes etc Im sure know what happened others gradually dis appeared Fun low key true modeler gets tired traveling some distance contest knows machine has back car outclassed before gets RC meets up East dominated Playboys Sailplanes etc contest organizers sponsors simply astute enough predict obvious cautiously scheduled meets around popular event made scheduling class Old-Timer vintage models competed just guilty rest So what about dilemma very easy logical thing programming Old-Timer meet expecting large partici pation dont have funds warrant large slate events simply run Old-Timer event usual go step further allocate engine run Antique entries accordance Antique event running procedures Let have 7 seconds per lb aircraft weight motor run criteria What means show up 80 Playboy Senior glow get 20-second allocated motor run elect bring 84 Antique Powerhouse weigh 5 lbs 4 oz am awarded 35-second motor run Play boy would probably still win stress probably Another thing contest committee plagued fiscal time constraints can relieve strain split encontinued page 92 54 Model Aviation ACE NAMEPLATE classy black etched clear anodized alumi coin plate 020 thick backed transfer udhesine inca stuck anywbora trans minter field boo brief case eon loyal Ace fans 40L209Ace Nameplate559 ACE WRAP N TIES INTERNAL SWITCH MOUNT FOR NOBLE SWITCH TRIANGLES II GLLJiniIlI! BEST new ultra-fast glues Balsa almost anything Its light fast colorless strong comes un breakable bottle dispenser tip LARGE 1 OUNCE BOTTLE Only $650 postpaid California residents add 6% tax TYRO MODEL & SUPPLY PO Box 11511 Palo Alto California 94306 Safe Flying No Accident Plans Europes Hottest PAl Plane Are Now Available BLASTA CONTINENTAL 85-95 tnph 80-90 loops/win. 2 1/2-3 vertical BBBs above other between ground level & overhead stock STG15 7s4 prop & 10% Nitro Its the OUTLAWS fly wade British 76 W/Chawps teaw 340 360 400 sq versions sawe plan On/y $450 check woney order frow RICHARD WILKENS 8 CYNCOED CLOSE DUNVANT SWANSEA W GLAMORGAN 5A2 7RS WALES UNITED KINGDOM TRYIit SCALE ACCESSORIES KITS INE GUN KITS ENGINE KITS & CYLINDERS PILOTS LS PROPS & HANGERS SPINNERS INGS CANOPIES K COWLS ASK FOR OUR PRODUCTS AT YOUR DEALER OR SEND 25 FOR OUR CATALOG RC Old-Timers/Bolton continued page 54 gine classes two groups Class IO0O 289 Class 11290 up does help reduce event prolif eration also puts hot 29s competition larger engines belong Playboy ST ABC 29 can head-to-head competition 23- 25-powered models straight class ABC basis Now realize Im speaking glow-powered models also remember engine sizing glow dictated wing area because power available go largest size model engine can handle Hence ST 29/Playboy combo tough beat against hot ST 23 Taipan 21-powered Zippers Anyway Class II system precludes 29 powered anything flying Class puts Playboy Senior longsup against Buzzards Sailplanes Now nice dont talk about guy flying Topper against Zipper Pensacola run annual large Old-Timer contest October incor porate following special rules 1 Class II engine split 2 Antique entries Old-Timer allocated engine runs Antiques 3 Converted glow ignition engines classed glows motor run allocation 4 Cabin Old-Timers per mitted extra 5-second motor run New Ruler/American Ace classed cabin procedures improving lot Antiques Old-Timer cabin models Others country also de vising similar handicapping systems en courage building flying classics maybe someday will get standardized now should have realized class capable competing Texaco Antique Old-Timer Antique Unfortunately move afoot permit Old-Timer models compete Texaco event interest event participation short term gain best quite possibly stymie growth long run Along similar lines waiving BOM rule again interest growth participation too possibly might turn trap after dedicated SAM type travels distance compete does well creation misses place because entry pur chased borrowed enter particular class will return next year Keep straight Friends Contest come point arriv ing contest site sky azure winds nil air fresh feel like tiger make rounds visiting old friends con cup coffee inspect competition look over new interesting models finally arrive registration weigh models check en gine area requirements pick up time cards ready fly Since have multiple entries time limited move quickly back area assemble models paraphernalia ready air begins look reasonably promising fuel get transmitter impound call timer strategy log three officials class entered sit back relax socialize watch air obvious thermal activity picks up air try better times will try bank two attempts able respond should some upstart better posted flight totals herein lies fun ex citement Most Old-Timer contests show last minute flurry activity sandbaggers come out dugouts start trying recoup lost cause Ninety percent time un successful sure lot fun try well know Post Scripts Thats column apologies getting nuts bolts Old-Timer building prep aration promised last column good intentions sidetracked self im posed priority recruitment motiva tion Hopefully have little successful both Next time will cover construction sizing control surfaces engine shut-down systems flying tips anyone has specific ques tion problem write enclose SASE Ill try get answer Keep info photos flowing John M Bolton Cdr USN Ret 9521 Scenic Highway Pensacola FL Phone 904 477-2055 weekends WANTED ideas happenings hints/kinks howto sketches photos news etc Send colum nist category concernedat address shown column photo idea printed Model Aviation will pay $5 contributor 92 Model Aviation tsw*o u*svsers etc. 12151 426AtOO June 1976 Hi Two thoughts want bring attention letter have nothing selling merchandise Thats strange Ad isnt First dont forget about Sterling Award Best Scale Model 1976 Nationals As mentioned last month theres beautiful Dlaque check $100 goes award Sterling Award has no strings attached Academy picks winner can enter model scratch-built Kit way does have Sterling Kit second have opened Model Airplane & Ship Museum Plant have about 70 80 models line ranging Peanuts R/C Scale exhibit along host original paintings have guided group tours thru Plant l have check us first tho arrangements youre Philly sure stop Museum open 930 1130 AM 130 330 PM h yes have sell something see Dealer nifty new Kits especially Peanuts youve never send twobits complete catalog Siny{lyfST DiG MODELNC //}vfl Ed Manulkin President L-7 3d20 G StreetPhiladnlphia Pennsylvania 19134USA WILLIAMS BROSDEPT M 181 PAWNEE ST SAN MARCOS CA 92069