THE U-ltimate field box has because U design build self Yeah know lot field boxes can buy down friendly hobby shop kits field boxes already moulded fiber glass available discerning pur chaser wait minute Are right Regardless modeling preferences us model builders have different ideas bits pieces well need us flying field Some us take thing workshop isnt bolted down field box includes enough way tools supplies build model equip modest hobby shop Others us take can fuel glow plug bat tery spare prop back pocket plywood carry-ails load car trunks carry infinite variety support equipment rang ing sublime ridiculous Indoor fliers often travel massive trunks RCers simple start-box idea behind dis cussion individual modeler just individ ual decides him herself just what hell need get some flights lo cal model patch Looking problem objective viewpoint field box allows us handle normai servicing models away home workshop also permits field re pairs unhappy event ding pride joy Generally speaking three classes dings can experience serious wash outand field box should contain tools necessary recover expensive bits pieces can use new model intermediate ding major structural damage curredbut models repsirable case smart thing to deposit crunched pieces gently cars trunk make repairs home facilities available least seri ous modeling accident touch 5-minute epoxy will put things right Field repairs practical necessary order continue flying kind analysis will help decide what need field box Designing Field Box Assemble tools accessories feel youll need Although boxes sizes shapes materials abound precisely fit require ments heres field youre RCer youll need screwdrivers wrenches props glue starter glow plugs well fuel transmitter U-Control fliers will carry lines instead transmitters list comparable Free-fighters will need fuses wind-speed meters extra rubber bands probably stop-watch Rubber model pilots Peanuts Wakefield will need winder extra motors motor lube props bottle high-speed glue idea decide what need put items work bench ruler hand measure field box items youve assembled three dimensions note figures pad smaller items wrenches glow plugs etc estimate much volume theyll take note figure too Using dimensions youve recorded cut out some full-sized templates used art paper paper will Now comes fun-part designing field box Arrange rearrange full-sized templates work bench until arrive logical layout Some considerations should Will box balance pick up will end heavier other deep compartments need to keep e contents out box car its being car ried flight line Would carry some smaller items drawer rather open compart ment intend carry everything boxor should build separate start box holds starter battery glow plug igniter spare plugs props need box legsor airplane holder Will burn up gallon fuelor will smaller container fuel suffice similar questions swered yourself can finalize design Since us build boxes 1/4 plywood final arrangement templates should allow thick ness wood Dont forget finished box will three-dimensional structure its often desireable build up rather out other words making box two three tiered 64 Model Aviation easy way design says TheW MATE Authors box holds everything necessary RC free flights Power panel connected 12v gel-cell handles two starters glow-plug heating 12v fuel pump hidden compartment front box Battery below power panel small tools glue props beneath handle Everything can removed box servicing box balances handle Nine glow plugs fit holder behind 1/2-gallon fuel reservoir might produce handier easier use compact construction Assuming templates fit satisfaction rearrange sheet drawing paper transfer dimensions working plan full-sized drawing can measure sizes plywood parts youll have cut out Transfer dimensions wood have at-it saw Certainly dont have warn keep cuts square clean better cut ting better box will go together Constructing Field Box Although major components box should glued together suggest epoxy strength its good idea use brads assembly process series small holes can drilled desired nail location guide brads wood wont split Apply epoxy after inserting nails part-way drive brads home Youll assemble very strong box Build outside Fabricate basic structure keeping everything square add internal compartments way miscalculation original piece-cutting can rectified usually few brushes sanding block As the box develops compartment Continued page 108 Top front rear Cardboard box paper tube handlefor Peanut bits pieues box articlenote iransmitter u-Lonrrol uox noias lines fuel starting battery tools glue has plane holders Kitchen Sink RC box gallon fuel draws props tools plane holders hidden legs raise magnificent structure waist level Below Dimensions box items upper left picture two views full-size box shown Templates art paper moved around until logical box arrangement found Note ply thicknesses indicated drawings Size 10 x 14 March 1979 65 PLANS7 MAP range plans England largest compre hensive world Buya s handbook find out yourself handbook contains full details of thousands plans prices plans available US agents listed handbooks Handbook 1 Aeromodeiling Handbook 2 Modal Boats Cars Handbook 3 Model Engineering Handbook 4 Radio ConfroiAirciaft model & Allied MAPPubliwtion5 Ltd Avadable/ntheUSA Price $150 etch including postage Sales Office PO Box 35 Bridge Street emel Hempatead Herts HP1 lEE 1HEngland ment sent 8 X 10 b&w photos FC-2 before covered drawing Herb sent good scale outlines main dimensions does show structure Some photos like blueprints direct side view etc have also found past experience photos tell like case Armed sort material studying photos very carefully first traced aircrafts outlines using proportions added structure drawings purpose build real aircraft believe portrays FC-2 well visiting Ken Molson February 18 1978 Toronto put inscription Made-In-Canada Fairchilds effect also gave correct wing tip geometry Herb Harkcom living legend could fly Ford Tn Motor still teenager 21 flying freight Honduras Once skywriting over Lake Erie near Cleveland says up about 10000 feet just gotten letter V Chevrolet plane caught fire leading edge wing folded up perfect spoiler kind air brake knew couldnt control turned upside down unfastened seat belt fell clear wind carried ashore watched fabric burn off plane fell lake Another time wings folded up making firing run targets Army Air Corps Again over water wind carried him inland landed fact targets says has warm feeling parachutes flew American Airlines 36 years has over 36800 hours air over five years 1977 elected Aviation Hall Fame Dayton Ohio joins glittering list flying notables includes Wright Brothers Amelia Earhart Charles Lind bergh Jimmy Doolittle others model FC-2 Registration 5508 published next month done markings Colonial Western flew Contract Air Mail Number 20 CAM 20 between Albany NY Cleveland OH before American Airways took over Cy Bittner also retired American Airlines friend l-Iarkcom says flew 5508 during years met Cy dinner Avi ation Historical Society Central New York April 15 1978 Fairchild display other aviation histor ical items occasions have watched him land old Syracuse Amboy Airport depart next airmail stop day remember very well due east ceiling near zero continuous drizzle roar Whirlwind could heard some time before Pitcairn Mailwing poked its nose out haze circled field land all-ways no runways turf hear Cy Shorty Bittner relate some happenings went Amboy back late 20s early 30s recapture part youth years past have left indelible imprint mind author regard ing aviation research interest ing find imprints some times half truths discovery missing links Because conflicting formation story no doubt has some errors author will take full responsibility Photos Fairchild-Republic Archives unless other wise credited Authors Note Without help following persons article would have possible Herbert M Harkcom viation Hall Fame Ken Molson author Made Canada Fairchilds Theron K Rinehard-Fairchild Republic Co author Yesterday-Today-Tomorrow R W Bradford Curator Air Space Canadian National Museum Miss Catherine D Scott Librarian Smithsonian Museum Air Space Washington DC Charles Messenger Cy Bittner Leshane Jr via tion Historical Society Central New York people sources informa tion author wishes express deep gratitude 28 X 40 copy drawing other documentary material send 25 self-addressed stamped business-size envelope list George H Clapp Box 115 Central Square NY 13036 Field Box/De Vries continued page 65 dividers can inserted glue between divider box base sides Vertical joints can steadied single brad glue fillet Drawers bit difficult con struct long square opening square arent too big problem use em design method keeping closed Everything simple latch plywood face plate holds several drawers place can used As glue box together test-fit actual items box will hold go along Any measurement errors will show up immediately can make ad justments epoxy cures everything glued together hit whole box sanding stick slightly round plywood edges corners know plywood sub ject edge-splitting light sanding will minimize tendency Finishing Box Like favorite model field box deserves beautiful finish Itll long time like model may subjected glow fuels So spend bit time produce good looking well functional field box Finishing may include counter-sink ing heads brads filling resulting holes putty dont forget interior box glow fuel will hit finish box inside out coat resin epoxy fuelproofing An overall sanding will necessary before applying couple coats paint wont affected nitro Color paint schemetheyll individual boxes themselves Anything clear urethane bright combination colors make box vis ible keep people stumbling over flight line Brass box-corners can tacked place keep scratching bottom completed box theres other suitable hardware available like drawer pulls slide latches visit hard ware store will reveal host finishing parts hobby shops carry foam tubing box includes airplane holdersand hinges legs made nylon bolts Use what need Its major project must admit designing building own field box 108 Model Aviation effort worth box build meets individual needs pre cisely theres another advantage custom-built field box com partments filled before leave flying field acts physical check list everythings havent gotten anything FF Duration continued page 67 Birthday Jig result Birth day Jig opinion does accomplish objectives Moreover Birthday Jig teaches need use appreciation sanding blocks proper tools jigs fixtures very worthwhile additional feature kids really ap preciate humble sanding block nor willing take time fabricate build ing fixtures So construct Birthday Jig own First select appropriate HLG design keeping mind jig gener ates triangular airfoil sections fol lowing discussion will assume wing lay out constant chord center panels tapered tip panels Once basic concept realized design variations can easily accommodated Next layout root center section airfoil illustrated Fig Note 1/32-in blunt leading trailing edges important Now geometry Having drawn perpendicu lars airfoil bottom leading trailing edges now extend top cam ber lines AE DE become AC BD trusty ever accurate ruler now measure lines AB CD Similarly tip scetion extend FK JK become FH GJ measure FG HJ Having gathered suitable board jig able hold jig bays firm flat warpfree 1/32-inch di ameter music wire some wood scraps ready now construct jig self very helpful wing panel blanks exact size used available assumed wing layout would center panels tips will build center wing panel jigbays first jig-bays B sketch Hot Stuff 1/32 diameter music wire edge board very near edge wire should about inch longer length wing panel cut Make sure wire straight Now fairly hard wooden block about same length first wire exactly equal height measured dimension CD thickness very important just strong enough bend during use Hot Stuff 1/32 diameter wire top edge Hot Stuff block/wire assembly board along line would define trailing edge wing panel Refer figure 3 wing panel blank would help butt leading Sizes pitches IiOi-fldO PROPELLERS polyester boil orcolor Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3each 54535V4304 6364354 7-47-678504 848-68-8654 94969-7 98104106854needs 11-411-611-8Si 12-4125126$150 2 BladePusher YOUR DEALER 5-46-36-4 354 3 Blade Tractor 3 Blade Pusher Metallic Aluminum 96061045150 Pusher 06 $150 edge blank up against wire along edge board butt block/wire assembly up against trail ing edge wing panel blank adhere wing blank board care fully remove blank before Hot Stuf fing block board jig-bay bay sketch will used cut leading edge shape Now make jig-bay B will cut rear/trailing edge section center panels Simply repeat steps building jig-bay except block should exactly equal height measured dimension AB Before completing tip panel jig-bays lets see jig used cut center panels Place wing panel blank jigbay should fit snugly between wire block Gather up about three sanding blocksvery coarse coarse fine say 80 120 320 must use sanding block sandpaper held free palm hand simply will sanding blocks should significantly longer wing chord Start sanding very coarse sanding block sand ing angle both chord span See Fig 4 novice should reminded press down hard sand inglet sandpaper work sanding block starts scrape both wires Fig 5 switch next smoother sanding block Repeat work going smoothest sanding block both wires reached again Sand blank 320 sanding block until both wires reached again sound sandpaper music wire will tell immediately get point remove panel jig-bay move jig-bay B Rotate panel thick unworked edge alongside 1/32 wire along edge board see Fig 6 Again cycle progres GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 3/8 BOREALL SIZES IN18 S7 6 8 & 10 PITCH 208 2210 2413 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR min~ BROS GKIN ST JOHN INDIANA 46373 sively through three sanding blocks should now have perfect trian gular-airfoiled wing panel complete distinct straight high point Note during shaping airfoil no knives razors other chopping involved 1/32 blunt leading edge can radi used freehand 1/32 X 1/32 bass strip bump ding protection can added shaped Now tip panels jig-bays surprisingly similar logic processes used tips center difference block sizes Instead being constant height CD AB blocks taper height jig-bay C cuts rear section port tip block must AB-high tapering FG-high tip end Remember add 1/32 wire top block Simi larly jig-bay D cuts leading edge taper same port tip has block tapers height CD HJ tip Jig-bay E similar jig-bay C laid out starboard tip Jigbay F corresponds jig-bay D tip panels cut using same sanding techniques previously described tip panel jigs joy use results identical panels taper beautifully thickness still crisp high point Proceed dihedraling process rest glider construction Hint further aid novice build up dihedral jig complete Birthday Jig own HLG design can fabricated very short time Hooray Hot Stuff way Hot Stuff used because its quickness because no height buildup due thickness ad hesive So build some kids young neighbor folk yourself Re member though pack dust mask some sort jigwith implicit March 1979 109 styles most
Edition: Model Aviation - 1979/03
Page Numbers: 64, 65, 108, 109
THE U-ltimate field box has because U design build self Yeah know lot field boxes can buy down friendly hobby shop kits field boxes already moulded fiber glass available discerning pur chaser wait minute Are right Regardless modeling preferences us model builders have different ideas bits pieces well need us flying field Some us take thing workshop isnt bolted down field box includes enough way tools supplies build model equip modest hobby shop Others us take can fuel glow plug bat tery spare prop back pocket plywood carry-ails load car trunks carry infinite variety support equipment rang ing sublime ridiculous Indoor fliers often travel massive trunks RCers simple start-box idea behind dis cussion individual modeler just individ ual decides him herself just what hell need get some flights lo cal model patch Looking problem objective viewpoint field box allows us handle normai servicing models away home workshop also permits field re pairs unhappy event ding pride joy Generally speaking three classes dings can experience serious wash outand field box should contain tools necessary recover expensive bits pieces can use new model intermediate ding major structural damage curredbut models repsirable case smart thing to deposit crunched pieces gently cars trunk make repairs home facilities available least seri ous modeling accident touch 5-minute epoxy will put things right Field repairs practical necessary order continue flying kind analysis will help decide what need field box Designing Field Box Assemble tools accessories feel youll need Although boxes sizes shapes materials abound precisely fit require ments heres field youre RCer youll need screwdrivers wrenches props glue starter glow plugs well fuel transmitter U-Control fliers will carry lines instead transmitters list comparable Free-fighters will need fuses wind-speed meters extra rubber bands probably stop-watch Rubber model pilots Peanuts Wakefield will need winder extra motors motor lube props bottle high-speed glue idea decide what need put items work bench ruler hand measure field box items youve assembled three dimensions note figures pad smaller items wrenches glow plugs etc estimate much volume theyll take note figure too Using dimensions youve recorded cut out some full-sized templates used art paper paper will Now comes fun-part designing field box Arrange rearrange full-sized templates work bench until arrive logical layout Some considerations should Will box balance pick up will end heavier other deep compartments need to keep e contents out box car its being car ried flight line Would carry some smaller items drawer rather open compart ment intend carry everything boxor should build separate start box holds starter battery glow plug igniter spare plugs props need box legsor airplane holder Will burn up gallon fuelor will smaller container fuel suffice similar questions swered yourself can finalize design Since us build boxes 1/4 plywood final arrangement templates should allow thick ness wood Dont forget finished box will three-dimensional structure its often desireable build up rather out other words making box two three tiered 64 Model Aviation easy way design says TheW MATE Authors box holds everything necessary RC free flights Power panel connected 12v gel-cell handles two starters glow-plug heating 12v fuel pump hidden compartment front box Battery below power panel small tools glue props beneath handle Everything can removed box servicing box balances handle Nine glow plugs fit holder behind 1/2-gallon fuel reservoir might produce handier easier use compact construction Assuming templates fit satisfaction rearrange sheet drawing paper transfer dimensions working plan full-sized drawing can measure sizes plywood parts youll have cut out Transfer dimensions wood have at-it saw Certainly dont have warn keep cuts square clean better cut ting better box will go together Constructing Field Box Although major components box should glued together suggest epoxy strength its good idea use brads assembly process series small holes can drilled desired nail location guide brads wood wont split Apply epoxy after inserting nails part-way drive brads home Youll assemble very strong box Build outside Fabricate basic structure keeping everything square add internal compartments way miscalculation original piece-cutting can rectified usually few brushes sanding block As the box develops compartment Continued page 108 Top front rear Cardboard box paper tube handlefor Peanut bits pieues box articlenote iransmitter u-Lonrrol uox noias lines fuel starting battery tools glue has plane holders Kitchen Sink RC box gallon fuel draws props tools plane holders hidden legs raise magnificent structure waist level Below Dimensions box items upper left picture two views full-size box shown Templates art paper moved around until logical box arrangement found Note ply thicknesses indicated drawings Size 10 x 14 March 1979 65 PLANS7 MAP range plans England largest compre hensive world Buya s handbook find out yourself handbook contains full details of thousands plans prices plans available US agents listed handbooks Handbook 1 Aeromodeiling Handbook 2 Modal Boats Cars Handbook 3 Model Engineering Handbook 4 Radio ConfroiAirciaft model & Allied MAPPubliwtion5 Ltd Avadable/ntheUSA Price $150 etch including postage Sales Office PO Box 35 Bridge Street emel Hempatead Herts HP1 lEE 1HEngland ment sent 8 X 10 b&w photos FC-2 before covered drawing Herb sent good scale outlines main dimensions does show structure Some photos like blueprints direct side view etc have also found past experience photos tell like case Armed sort material studying photos very carefully first traced aircrafts outlines using proportions added structure drawings purpose build real aircraft believe portrays FC-2 well visiting Ken Molson February 18 1978 Toronto put inscription Made-In-Canada Fairchilds effect also gave correct wing tip geometry Herb Harkcom living legend could fly Ford Tn Motor still teenager 21 flying freight Honduras Once skywriting over Lake Erie near Cleveland says up about 10000 feet just gotten letter V Chevrolet plane caught fire leading edge wing folded up perfect spoiler kind air brake knew couldnt control turned upside down unfastened seat belt fell clear wind carried ashore watched fabric burn off plane fell lake Another time wings folded up making firing run targets Army Air Corps Again over water wind carried him inland landed fact targets says has warm feeling parachutes flew American Airlines 36 years has over 36800 hours air over five years 1977 elected Aviation Hall Fame Dayton Ohio joins glittering list flying notables includes Wright Brothers Amelia Earhart Charles Lind bergh Jimmy Doolittle others model FC-2 Registration 5508 published next month done markings Colonial Western flew Contract Air Mail Number 20 CAM 20 between Albany NY Cleveland OH before American Airways took over Cy Bittner also retired American Airlines friend l-Iarkcom says flew 5508 during years met Cy dinner Avi ation Historical Society Central New York April 15 1978 Fairchild display other aviation histor ical items occasions have watched him land old Syracuse Amboy Airport depart next airmail stop day remember very well due east ceiling near zero continuous drizzle roar Whirlwind could heard some time before Pitcairn Mailwing poked its nose out haze circled field land all-ways no runways turf hear Cy Shorty Bittner relate some happenings went Amboy back late 20s early 30s recapture part youth years past have left indelible imprint mind author regard ing aviation research interest ing find imprints some times half truths discovery missing links Because conflicting formation story no doubt has some errors author will take full responsibility Photos Fairchild-Republic Archives unless other wise credited Authors Note Without help following persons article would have possible Herbert M Harkcom viation Hall Fame Ken Molson author Made Canada Fairchilds Theron K Rinehard-Fairchild Republic Co author Yesterday-Today-Tomorrow R W Bradford Curator Air Space Canadian National Museum Miss Catherine D Scott Librarian Smithsonian Museum Air Space Washington DC Charles Messenger Cy Bittner Leshane Jr via tion Historical Society Central New York people sources informa tion author wishes express deep gratitude 28 X 40 copy drawing other documentary material send 25 self-addressed stamped business-size envelope list George H Clapp Box 115 Central Square NY 13036 Field Box/De Vries continued page 65 dividers can inserted glue between divider box base sides Vertical joints can steadied single brad glue fillet Drawers bit difficult con struct long square opening square arent too big problem use em design method keeping closed Everything simple latch plywood face plate holds several drawers place can used As glue box together test-fit actual items box will hold go along Any measurement errors will show up immediately can make ad justments epoxy cures everything glued together hit whole box sanding stick slightly round plywood edges corners know plywood sub ject edge-splitting light sanding will minimize tendency Finishing Box Like favorite model field box deserves beautiful finish Itll long time like model may subjected glow fuels So spend bit time produce good looking well functional field box Finishing may include counter-sink ing heads brads filling resulting holes putty dont forget interior box glow fuel will hit finish box inside out coat resin epoxy fuelproofing An overall sanding will necessary before applying couple coats paint wont affected nitro Color paint schemetheyll individual boxes themselves Anything clear urethane bright combination colors make box vis ible keep people stumbling over flight line Brass box-corners can tacked place keep scratching bottom completed box theres other suitable hardware available like drawer pulls slide latches visit hard ware store will reveal host finishing parts hobby shops carry foam tubing box includes airplane holdersand hinges legs made nylon bolts Use what need Its major project must admit designing building own field box 108 Model Aviation effort worth box build meets individual needs pre cisely theres another advantage custom-built field box com partments filled before leave flying field acts physical check list everythings havent gotten anything FF Duration continued page 67 Birthday Jig result Birth day Jig opinion does accomplish objectives Moreover Birthday Jig teaches need use appreciation sanding blocks proper tools jigs fixtures very worthwhile additional feature kids really ap preciate humble sanding block nor willing take time fabricate build ing fixtures So construct Birthday Jig own First select appropriate HLG design keeping mind jig gener ates triangular airfoil sections fol lowing discussion will assume wing lay out constant chord center panels tapered tip panels Once basic concept realized design variations can easily accommodated Next layout root center section airfoil illustrated Fig Note 1/32-in blunt leading trailing edges important Now geometry Having drawn perpendicu lars airfoil bottom leading trailing edges now extend top cam ber lines AE DE become AC BD trusty ever accurate ruler now measure lines AB CD Similarly tip scetion extend FK JK become FH GJ measure FG HJ Having gathered suitable board jig able hold jig bays firm flat warpfree 1/32-inch di ameter music wire some wood scraps ready now construct jig self very helpful wing panel blanks exact size used available assumed wing layout would center panels tips will build center wing panel jigbays first jig-bays B sketch Hot Stuff 1/32 diameter music wire edge board very near edge wire should about inch longer length wing panel cut Make sure wire straight Now fairly hard wooden block about same length first wire exactly equal height measured dimension CD thickness very important just strong enough bend during use Hot Stuff 1/32 diameter wire top edge Hot Stuff block/wire assembly board along line would define trailing edge wing panel Refer figure 3 wing panel blank would help butt leading Sizes pitches IiOi-fldO PROPELLERS polyester boil orcolor Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3each 54535V4304 6364354 7-47-678504 848-68-8654 94969-7 98104106854needs 11-411-611-8Si 12-4125126$150 2 BladePusher YOUR DEALER 5-46-36-4 354 3 Blade Tractor 3 Blade Pusher Metallic Aluminum 96061045150 Pusher 06 $150 edge blank up against wire along edge board butt block/wire assembly up against trail ing edge wing panel blank adhere wing blank board care fully remove blank before Hot Stuf fing block board jig-bay bay sketch will used cut leading edge shape Now make jig-bay B will cut rear/trailing edge section center panels Simply repeat steps building jig-bay except block should exactly equal height measured dimension AB Before completing tip panel jig-bays lets see jig used cut center panels Place wing panel blank jigbay should fit snugly between wire block Gather up about three sanding blocksvery coarse coarse fine say 80 120 320 must use sanding block sandpaper held free palm hand simply will sanding blocks should significantly longer wing chord Start sanding very coarse sanding block sand ing angle both chord span See Fig 4 novice should reminded press down hard sand inglet sandpaper work sanding block starts scrape both wires Fig 5 switch next smoother sanding block Repeat work going smoothest sanding block both wires reached again Sand blank 320 sanding block until both wires reached again sound sandpaper music wire will tell immediately get point remove panel jig-bay move jig-bay B Rotate panel thick unworked edge alongside 1/32 wire along edge board see Fig 6 Again cycle progres GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 3/8 BOREALL SIZES IN18 S7 6 8 & 10 PITCH 208 2210 2413 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR min~ BROS GKIN ST JOHN INDIANA 46373 sively through three sanding blocks should now have perfect trian gular-airfoiled wing panel complete distinct straight high point Note during shaping airfoil no knives razors other chopping involved 1/32 blunt leading edge can radi used freehand 1/32 X 1/32 bass strip bump ding protection can added shaped Now tip panels jig-bays surprisingly similar logic processes used tips center difference block sizes Instead being constant height CD AB blocks taper height jig-bay C cuts rear section port tip block must AB-high tapering FG-high tip end Remember add 1/32 wire top block Simi larly jig-bay D cuts leading edge taper same port tip has block tapers height CD HJ tip Jig-bay E similar jig-bay C laid out starboard tip Jigbay F corresponds jig-bay D tip panels cut using same sanding techniques previously described tip panel jigs joy use results identical panels taper beautifully thickness still crisp high point Proceed dihedraling process rest glider construction Hint further aid novice build up dihedral jig complete Birthday Jig own HLG design can fabricated very short time Hooray Hot Stuff way Hot Stuff used because its quickness because no height buildup due thickness ad hesive So build some kids young neighbor folk yourself Re member though pack dust mask some sort jigwith implicit March 1979 109 styles most
Edition: Model Aviation - 1979/03
Page Numbers: 64, 65, 108, 109
THE U-ltimate field box has because U design build self Yeah know lot field boxes can buy down friendly hobby shop kits field boxes already moulded fiber glass available discerning pur chaser wait minute Are right Regardless modeling preferences us model builders have different ideas bits pieces well need us flying field Some us take thing workshop isnt bolted down field box includes enough way tools supplies build model equip modest hobby shop Others us take can fuel glow plug bat tery spare prop back pocket plywood carry-ails load car trunks carry infinite variety support equipment rang ing sublime ridiculous Indoor fliers often travel massive trunks RCers simple start-box idea behind dis cussion individual modeler just individ ual decides him herself just what hell need get some flights lo cal model patch Looking problem objective viewpoint field box allows us handle normai servicing models away home workshop also permits field re pairs unhappy event ding pride joy Generally speaking three classes dings can experience serious wash outand field box should contain tools necessary recover expensive bits pieces can use new model intermediate ding major structural damage curredbut models repsirable case smart thing to deposit crunched pieces gently cars trunk make repairs home facilities available least seri ous modeling accident touch 5-minute epoxy will put things right Field repairs practical necessary order continue flying kind analysis will help decide what need field box Designing Field Box Assemble tools accessories feel youll need Although boxes sizes shapes materials abound precisely fit require ments heres field youre RCer youll need screwdrivers wrenches props glue starter glow plugs well fuel transmitter U-Control fliers will carry lines instead transmitters list comparable Free-fighters will need fuses wind-speed meters extra rubber bands probably stop-watch Rubber model pilots Peanuts Wakefield will need winder extra motors motor lube props bottle high-speed glue idea decide what need put items work bench ruler hand measure field box items youve assembled three dimensions note figures pad smaller items wrenches glow plugs etc estimate much volume theyll take note figure too Using dimensions youve recorded cut out some full-sized templates used art paper paper will Now comes fun-part designing field box Arrange rearrange full-sized templates work bench until arrive logical layout Some considerations should Will box balance pick up will end heavier other deep compartments need to keep e contents out box car its being car ried flight line Would carry some smaller items drawer rather open compart ment intend carry everything boxor should build separate start box holds starter battery glow plug igniter spare plugs props need box legsor airplane holder Will burn up gallon fuelor will smaller container fuel suffice similar questions swered yourself can finalize design Since us build boxes 1/4 plywood final arrangement templates should allow thick ness wood Dont forget finished box will three-dimensional structure its often desireable build up rather out other words making box two three tiered 64 Model Aviation easy way design says TheW MATE Authors box holds everything necessary RC free flights Power panel connected 12v gel-cell handles two starters glow-plug heating 12v fuel pump hidden compartment front box Battery below power panel small tools glue props beneath handle Everything can removed box servicing box balances handle Nine glow plugs fit holder behind 1/2-gallon fuel reservoir might produce handier easier use compact construction Assuming templates fit satisfaction rearrange sheet drawing paper transfer dimensions working plan full-sized drawing can measure sizes plywood parts youll have cut out Transfer dimensions wood have at-it saw Certainly dont have warn keep cuts square clean better cut ting better box will go together Constructing Field Box Although major components box should glued together suggest epoxy strength its good idea use brads assembly process series small holes can drilled desired nail location guide brads wood wont split Apply epoxy after inserting nails part-way drive brads home Youll assemble very strong box Build outside Fabricate basic structure keeping everything square add internal compartments way miscalculation original piece-cutting can rectified usually few brushes sanding block As the box develops compartment Continued page 108 Top front rear Cardboard box paper tube handlefor Peanut bits pieues box articlenote iransmitter u-Lonrrol uox noias lines fuel starting battery tools glue has plane holders Kitchen Sink RC box gallon fuel draws props tools plane holders hidden legs raise magnificent structure waist level Below Dimensions box items upper left picture two views full-size box shown Templates art paper moved around until logical box arrangement found Note ply thicknesses indicated drawings Size 10 x 14 March 1979 65 PLANS7 MAP range plans England largest compre hensive world Buya s handbook find out yourself handbook contains full details of thousands plans prices plans available US agents listed handbooks Handbook 1 Aeromodeiling Handbook 2 Modal Boats Cars Handbook 3 Model Engineering Handbook 4 Radio ConfroiAirciaft model & Allied MAPPubliwtion5 Ltd Avadable/ntheUSA Price $150 etch including postage Sales Office PO Box 35 Bridge Street emel Hempatead Herts HP1 lEE 1HEngland ment sent 8 X 10 b&w photos FC-2 before covered drawing Herb sent good scale outlines main dimensions does show structure Some photos like blueprints direct side view etc have also found past experience photos tell like case Armed sort material studying photos very carefully first traced aircrafts outlines using proportions added structure drawings purpose build real aircraft believe portrays FC-2 well visiting Ken Molson February 18 1978 Toronto put inscription Made-In-Canada Fairchilds effect also gave correct wing tip geometry Herb Harkcom living legend could fly Ford Tn Motor still teenager 21 flying freight Honduras Once skywriting over Lake Erie near Cleveland says up about 10000 feet just gotten letter V Chevrolet plane caught fire leading edge wing folded up perfect spoiler kind air brake knew couldnt control turned upside down unfastened seat belt fell clear wind carried ashore watched fabric burn off plane fell lake Another time wings folded up making firing run targets Army Air Corps Again over water wind carried him inland landed fact targets says has warm feeling parachutes flew American Airlines 36 years has over 36800 hours air over five years 1977 elected Aviation Hall Fame Dayton Ohio joins glittering list flying notables includes Wright Brothers Amelia Earhart Charles Lind bergh Jimmy Doolittle others model FC-2 Registration 5508 published next month done markings Colonial Western flew Contract Air Mail Number 20 CAM 20 between Albany NY Cleveland OH before American Airways took over Cy Bittner also retired American Airlines friend l-Iarkcom says flew 5508 during years met Cy dinner Avi ation Historical Society Central New York April 15 1978 Fairchild display other aviation histor ical items occasions have watched him land old Syracuse Amboy Airport depart next airmail stop day remember very well due east ceiling near zero continuous drizzle roar Whirlwind could heard some time before Pitcairn Mailwing poked its nose out haze circled field land all-ways no runways turf hear Cy Shorty Bittner relate some happenings went Amboy back late 20s early 30s recapture part youth years past have left indelible imprint mind author regard ing aviation research interest ing find imprints some times half truths discovery missing links Because conflicting formation story no doubt has some errors author will take full responsibility Photos Fairchild-Republic Archives unless other wise credited Authors Note Without help following persons article would have possible Herbert M Harkcom viation Hall Fame Ken Molson author Made Canada Fairchilds Theron K Rinehard-Fairchild Republic Co author Yesterday-Today-Tomorrow R W Bradford Curator Air Space Canadian National Museum Miss Catherine D Scott Librarian Smithsonian Museum Air Space Washington DC Charles Messenger Cy Bittner Leshane Jr via tion Historical Society Central New York people sources informa tion author wishes express deep gratitude 28 X 40 copy drawing other documentary material send 25 self-addressed stamped business-size envelope list George H Clapp Box 115 Central Square NY 13036 Field Box/De Vries continued page 65 dividers can inserted glue between divider box base sides Vertical joints can steadied single brad glue fillet Drawers bit difficult con struct long square opening square arent too big problem use em design method keeping closed Everything simple latch plywood face plate holds several drawers place can used As glue box together test-fit actual items box will hold go along Any measurement errors will show up immediately can make ad justments epoxy cures everything glued together hit whole box sanding stick slightly round plywood edges corners know plywood sub ject edge-splitting light sanding will minimize tendency Finishing Box Like favorite model field box deserves beautiful finish Itll long time like model may subjected glow fuels So spend bit time produce good looking well functional field box Finishing may include counter-sink ing heads brads filling resulting holes putty dont forget interior box glow fuel will hit finish box inside out coat resin epoxy fuelproofing An overall sanding will necessary before applying couple coats paint wont affected nitro Color paint schemetheyll individual boxes themselves Anything clear urethane bright combination colors make box vis ible keep people stumbling over flight line Brass box-corners can tacked place keep scratching bottom completed box theres other suitable hardware available like drawer pulls slide latches visit hard ware store will reveal host finishing parts hobby shops carry foam tubing box includes airplane holdersand hinges legs made nylon bolts Use what need Its major project must admit designing building own field box 108 Model Aviation effort worth box build meets individual needs pre cisely theres another advantage custom-built field box com partments filled before leave flying field acts physical check list everythings havent gotten anything FF Duration continued page 67 Birthday Jig result Birth day Jig opinion does accomplish objectives Moreover Birthday Jig teaches need use appreciation sanding blocks proper tools jigs fixtures very worthwhile additional feature kids really ap preciate humble sanding block nor willing take time fabricate build ing fixtures So construct Birthday Jig own First select appropriate HLG design keeping mind jig gener ates triangular airfoil sections fol lowing discussion will assume wing lay out constant chord center panels tapered tip panels Once basic concept realized design variations can easily accommodated Next layout root center section airfoil illustrated Fig Note 1/32-in blunt leading trailing edges important Now geometry Having drawn perpendicu lars airfoil bottom leading trailing edges now extend top cam ber lines AE DE become AC BD trusty ever accurate ruler now measure lines AB CD Similarly tip scetion extend FK JK become FH GJ measure FG HJ Having gathered suitable board jig able hold jig bays firm flat warpfree 1/32-inch di ameter music wire some wood scraps ready now construct jig self very helpful wing panel blanks exact size used available assumed wing layout would center panels tips will build center wing panel jigbays first jig-bays B sketch Hot Stuff 1/32 diameter music wire edge board very near edge wire should about inch longer length wing panel cut Make sure wire straight Now fairly hard wooden block about same length first wire exactly equal height measured dimension CD thickness very important just strong enough bend during use Hot Stuff 1/32 diameter wire top edge Hot Stuff block/wire assembly board along line would define trailing edge wing panel Refer figure 3 wing panel blank would help butt leading Sizes pitches IiOi-fldO PROPELLERS polyester boil orcolor Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3each 54535V4304 6364354 7-47-678504 848-68-8654 94969-7 98104106854needs 11-411-611-8Si 12-4125126$150 2 BladePusher YOUR DEALER 5-46-36-4 354 3 Blade Tractor 3 Blade Pusher Metallic Aluminum 96061045150 Pusher 06 $150 edge blank up against wire along edge board butt block/wire assembly up against trail ing edge wing panel blank adhere wing blank board care fully remove blank before Hot Stuf fing block board jig-bay bay sketch will used cut leading edge shape Now make jig-bay B will cut rear/trailing edge section center panels Simply repeat steps building jig-bay except block should exactly equal height measured dimension AB Before completing tip panel jig-bays lets see jig used cut center panels Place wing panel blank jigbay should fit snugly between wire block Gather up about three sanding blocksvery coarse coarse fine say 80 120 320 must use sanding block sandpaper held free palm hand simply will sanding blocks should significantly longer wing chord Start sanding very coarse sanding block sand ing angle both chord span See Fig 4 novice should reminded press down hard sand inglet sandpaper work sanding block starts scrape both wires Fig 5 switch next smoother sanding block Repeat work going smoothest sanding block both wires reached again Sand blank 320 sanding block until both wires reached again sound sandpaper music wire will tell immediately get point remove panel jig-bay move jig-bay B Rotate panel thick unworked edge alongside 1/32 wire along edge board see Fig 6 Again cycle progres GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 3/8 BOREALL SIZES IN18 S7 6 8 & 10 PITCH 208 2210 2413 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR min~ BROS GKIN ST JOHN INDIANA 46373 sively through three sanding blocks should now have perfect trian gular-airfoiled wing panel complete distinct straight high point Note during shaping airfoil no knives razors other chopping involved 1/32 blunt leading edge can radi used freehand 1/32 X 1/32 bass strip bump ding protection can added shaped Now tip panels jig-bays surprisingly similar logic processes used tips center difference block sizes Instead being constant height CD AB blocks taper height jig-bay C cuts rear section port tip block must AB-high tapering FG-high tip end Remember add 1/32 wire top block Simi larly jig-bay D cuts leading edge taper same port tip has block tapers height CD HJ tip Jig-bay E similar jig-bay C laid out starboard tip Jigbay F corresponds jig-bay D tip panels cut using same sanding techniques previously described tip panel jigs joy use results identical panels taper beautifully thickness still crisp high point Proceed dihedraling process rest glider construction Hint further aid novice build up dihedral jig complete Birthday Jig own HLG design can fabricated very short time Hooray Hot Stuff way Hot Stuff used because its quickness because no height buildup due thickness ad hesive So build some kids young neighbor folk yourself Re member though pack dust mask some sort jigwith implicit March 1979 109 styles most
Edition: Model Aviation - 1979/03
Page Numbers: 64, 65, 108, 109
THE U-ltimate field box has because U design build self Yeah know lot field boxes can buy down friendly hobby shop kits field boxes already moulded fiber glass available discerning pur chaser wait minute Are right Regardless modeling preferences us model builders have different ideas bits pieces well need us flying field Some us take thing workshop isnt bolted down field box includes enough way tools supplies build model equip modest hobby shop Others us take can fuel glow plug bat tery spare prop back pocket plywood carry-ails load car trunks carry infinite variety support equipment rang ing sublime ridiculous Indoor fliers often travel massive trunks RCers simple start-box idea behind dis cussion individual modeler just individ ual decides him herself just what hell need get some flights lo cal model patch Looking problem objective viewpoint field box allows us handle normai servicing models away home workshop also permits field re pairs unhappy event ding pride joy Generally speaking three classes dings can experience serious wash outand field box should contain tools necessary recover expensive bits pieces can use new model intermediate ding major structural damage curredbut models repsirable case smart thing to deposit crunched pieces gently cars trunk make repairs home facilities available least seri ous modeling accident touch 5-minute epoxy will put things right Field repairs practical necessary order continue flying kind analysis will help decide what need field box Designing Field Box Assemble tools accessories feel youll need Although boxes sizes shapes materials abound precisely fit require ments heres field youre RCer youll need screwdrivers wrenches props glue starter glow plugs well fuel transmitter U-Control fliers will carry lines instead transmitters list comparable Free-fighters will need fuses wind-speed meters extra rubber bands probably stop-watch Rubber model pilots Peanuts Wakefield will need winder extra motors motor lube props bottle high-speed glue idea decide what need put items work bench ruler hand measure field box items youve assembled three dimensions note figures pad smaller items wrenches glow plugs etc estimate much volume theyll take note figure too Using dimensions youve recorded cut out some full-sized templates used art paper paper will Now comes fun-part designing field box Arrange rearrange full-sized templates work bench until arrive logical layout Some considerations should Will box balance pick up will end heavier other deep compartments need to keep e contents out box car its being car ried flight line Would carry some smaller items drawer rather open compart ment intend carry everything boxor should build separate start box holds starter battery glow plug igniter spare plugs props need box legsor airplane holder Will burn up gallon fuelor will smaller container fuel suffice similar questions swered yourself can finalize design Since us build boxes 1/4 plywood final arrangement templates should allow thick ness wood Dont forget finished box will three-dimensional structure its often desireable build up rather out other words making box two three tiered 64 Model Aviation easy way design says TheW MATE Authors box holds everything necessary RC free flights Power panel connected 12v gel-cell handles two starters glow-plug heating 12v fuel pump hidden compartment front box Battery below power panel small tools glue props beneath handle Everything can removed box servicing box balances handle Nine glow plugs fit holder behind 1/2-gallon fuel reservoir might produce handier easier use compact construction Assuming templates fit satisfaction rearrange sheet drawing paper transfer dimensions working plan full-sized drawing can measure sizes plywood parts youll have cut out Transfer dimensions wood have at-it saw Certainly dont have warn keep cuts square clean better cut ting better box will go together Constructing Field Box Although major components box should glued together suggest epoxy strength its good idea use brads assembly process series small holes can drilled desired nail location guide brads wood wont split Apply epoxy after inserting nails part-way drive brads home Youll assemble very strong box Build outside Fabricate basic structure keeping everything square add internal compartments way miscalculation original piece-cutting can rectified usually few brushes sanding block As the box develops compartment Continued page 108 Top front rear Cardboard box paper tube handlefor Peanut bits pieues box articlenote iransmitter u-Lonrrol uox noias lines fuel starting battery tools glue has plane holders Kitchen Sink RC box gallon fuel draws props tools plane holders hidden legs raise magnificent structure waist level Below Dimensions box items upper left picture two views full-size box shown Templates art paper moved around until logical box arrangement found Note ply thicknesses indicated drawings Size 10 x 14 March 1979 65 PLANS7 MAP range plans England largest compre hensive world Buya s handbook find out yourself handbook contains full details of thousands plans prices plans available US agents listed handbooks Handbook 1 Aeromodeiling Handbook 2 Modal Boats Cars Handbook 3 Model Engineering Handbook 4 Radio ConfroiAirciaft model & Allied MAPPubliwtion5 Ltd Avadable/ntheUSA Price $150 etch including postage Sales Office PO Box 35 Bridge Street emel Hempatead Herts HP1 lEE 1HEngland ment sent 8 X 10 b&w photos FC-2 before covered drawing Herb sent good scale outlines main dimensions does show structure Some photos like blueprints direct side view etc have also found past experience photos tell like case Armed sort material studying photos very carefully first traced aircrafts outlines using proportions added structure drawings purpose build real aircraft believe portrays FC-2 well visiting Ken Molson February 18 1978 Toronto put inscription Made-In-Canada Fairchilds effect also gave correct wing tip geometry Herb Harkcom living legend could fly Ford Tn Motor still teenager 21 flying freight Honduras Once skywriting over Lake Erie near Cleveland says up about 10000 feet just gotten letter V Chevrolet plane caught fire leading edge wing folded up perfect spoiler kind air brake knew couldnt control turned upside down unfastened seat belt fell clear wind carried ashore watched fabric burn off plane fell lake Another time wings folded up making firing run targets Army Air Corps Again over water wind carried him inland landed fact targets says has warm feeling parachutes flew American Airlines 36 years has over 36800 hours air over five years 1977 elected Aviation Hall Fame Dayton Ohio joins glittering list flying notables includes Wright Brothers Amelia Earhart Charles Lind bergh Jimmy Doolittle others model FC-2 Registration 5508 published next month done markings Colonial Western flew Contract Air Mail Number 20 CAM 20 between Albany NY Cleveland OH before American Airways took over Cy Bittner also retired American Airlines friend l-Iarkcom says flew 5508 during years met Cy dinner Avi ation Historical Society Central New York April 15 1978 Fairchild display other aviation histor ical items occasions have watched him land old Syracuse Amboy Airport depart next airmail stop day remember very well due east ceiling near zero continuous drizzle roar Whirlwind could heard some time before Pitcairn Mailwing poked its nose out haze circled field land all-ways no runways turf hear Cy Shorty Bittner relate some happenings went Amboy back late 20s early 30s recapture part youth years past have left indelible imprint mind author regard ing aviation research interest ing find imprints some times half truths discovery missing links Because conflicting formation story no doubt has some errors author will take full responsibility Photos Fairchild-Republic Archives unless other wise credited Authors Note Without help following persons article would have possible Herbert M Harkcom viation Hall Fame Ken Molson author Made Canada Fairchilds Theron K Rinehard-Fairchild Republic Co author Yesterday-Today-Tomorrow R W Bradford Curator Air Space Canadian National Museum Miss Catherine D Scott Librarian Smithsonian Museum Air Space Washington DC Charles Messenger Cy Bittner Leshane Jr via tion Historical Society Central New York people sources informa tion author wishes express deep gratitude 28 X 40 copy drawing other documentary material send 25 self-addressed stamped business-size envelope list George H Clapp Box 115 Central Square NY 13036 Field Box/De Vries continued page 65 dividers can inserted glue between divider box base sides Vertical joints can steadied single brad glue fillet Drawers bit difficult con struct long square opening square arent too big problem use em design method keeping closed Everything simple latch plywood face plate holds several drawers place can used As glue box together test-fit actual items box will hold go along Any measurement errors will show up immediately can make ad justments epoxy cures everything glued together hit whole box sanding stick slightly round plywood edges corners know plywood sub ject edge-splitting light sanding will minimize tendency Finishing Box Like favorite model field box deserves beautiful finish Itll long time like model may subjected glow fuels So spend bit time produce good looking well functional field box Finishing may include counter-sink ing heads brads filling resulting holes putty dont forget interior box glow fuel will hit finish box inside out coat resin epoxy fuelproofing An overall sanding will necessary before applying couple coats paint wont affected nitro Color paint schemetheyll individual boxes themselves Anything clear urethane bright combination colors make box vis ible keep people stumbling over flight line Brass box-corners can tacked place keep scratching bottom completed box theres other suitable hardware available like drawer pulls slide latches visit hard ware store will reveal host finishing parts hobby shops carry foam tubing box includes airplane holdersand hinges legs made nylon bolts Use what need Its major project must admit designing building own field box 108 Model Aviation effort worth box build meets individual needs pre cisely theres another advantage custom-built field box com partments filled before leave flying field acts physical check list everythings havent gotten anything FF Duration continued page 67 Birthday Jig result Birth day Jig opinion does accomplish objectives Moreover Birthday Jig teaches need use appreciation sanding blocks proper tools jigs fixtures very worthwhile additional feature kids really ap preciate humble sanding block nor willing take time fabricate build ing fixtures So construct Birthday Jig own First select appropriate HLG design keeping mind jig gener ates triangular airfoil sections fol lowing discussion will assume wing lay out constant chord center panels tapered tip panels Once basic concept realized design variations can easily accommodated Next layout root center section airfoil illustrated Fig Note 1/32-in blunt leading trailing edges important Now geometry Having drawn perpendicu lars airfoil bottom leading trailing edges now extend top cam ber lines AE DE become AC BD trusty ever accurate ruler now measure lines AB CD Similarly tip scetion extend FK JK become FH GJ measure FG HJ Having gathered suitable board jig able hold jig bays firm flat warpfree 1/32-inch di ameter music wire some wood scraps ready now construct jig self very helpful wing panel blanks exact size used available assumed wing layout would center panels tips will build center wing panel jigbays first jig-bays B sketch Hot Stuff 1/32 diameter music wire edge board very near edge wire should about inch longer length wing panel cut Make sure wire straight Now fairly hard wooden block about same length first wire exactly equal height measured dimension CD thickness very important just strong enough bend during use Hot Stuff 1/32 diameter wire top edge Hot Stuff block/wire assembly board along line would define trailing edge wing panel Refer figure 3 wing panel blank would help butt leading Sizes pitches IiOi-fldO PROPELLERS polyester boil orcolor Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3each 54535V4304 6364354 7-47-678504 848-68-8654 94969-7 98104106854needs 11-411-611-8Si 12-4125126$150 2 BladePusher YOUR DEALER 5-46-36-4 354 3 Blade Tractor 3 Blade Pusher Metallic Aluminum 96061045150 Pusher 06 $150 edge blank up against wire along edge board butt block/wire assembly up against trail ing edge wing panel blank adhere wing blank board care fully remove blank before Hot Stuf fing block board jig-bay bay sketch will used cut leading edge shape Now make jig-bay B will cut rear/trailing edge section center panels Simply repeat steps building jig-bay except block should exactly equal height measured dimension AB Before completing tip panel jig-bays lets see jig used cut center panels Place wing panel blank jigbay should fit snugly between wire block Gather up about three sanding blocksvery coarse coarse fine say 80 120 320 must use sanding block sandpaper held free palm hand simply will sanding blocks should significantly longer wing chord Start sanding very coarse sanding block sand ing angle both chord span See Fig 4 novice should reminded press down hard sand inglet sandpaper work sanding block starts scrape both wires Fig 5 switch next smoother sanding block Repeat work going smoothest sanding block both wires reached again Sand blank 320 sanding block until both wires reached again sound sandpaper music wire will tell immediately get point remove panel jig-bay move jig-bay B Rotate panel thick unworked edge alongside 1/32 wire along edge board see Fig 6 Again cycle progres GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 3/8 BOREALL SIZES IN18 S7 6 8 & 10 PITCH 208 2210 2413 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR min~ BROS GKIN ST JOHN INDIANA 46373 sively through three sanding blocks should now have perfect trian gular-airfoiled wing panel complete distinct straight high point Note during shaping airfoil no knives razors other chopping involved 1/32 blunt leading edge can radi used freehand 1/32 X 1/32 bass strip bump ding protection can added shaped Now tip panels jig-bays surprisingly similar logic processes used tips center difference block sizes Instead being constant height CD AB blocks taper height jig-bay C cuts rear section port tip block must AB-high tapering FG-high tip end Remember add 1/32 wire top block Simi larly jig-bay D cuts leading edge taper same port tip has block tapers height CD HJ tip Jig-bay E similar jig-bay C laid out starboard tip Jigbay F corresponds jig-bay D tip panels cut using same sanding techniques previously described tip panel jigs joy use results identical panels taper beautifully thickness still crisp high point Proceed dihedraling process rest glider construction Hint further aid novice build up dihedral jig complete Birthday Jig own HLG design can fabricated very short time Hooray Hot Stuff way Hot Stuff used because its quickness because no height buildup due thickness ad hesive So build some kids young neighbor folk yourself Re member though pack dust mask some sort jigwith implicit March 1979 109 styles most