design thats good bet smoke out competition HLG U Stan Buddenbohm IF YOURE READY go roll Hand-Launched Gliderif think can take winning contest after contestthis model sure bet Zenith has proven itself over over serious competition Renowned FlA flier Bob Isaacson called best hes seenand anyone accomplished Bob Hand-Launched Glider HLG should know built Zenith February 1989 immediately afterward model won its first competition Max Men Annual Win followed win first place 1989 Nationals first second places 1990 USFFC first fourth places 1991 USFFC plus multiple wins annual meets local events sponsored southern California clubs Several factors combine give Zenith competitive advantage Its transition launch glide cut above norm Its forgiving launch little off good transition top still probable will center lift stay wont dump out thermalseven powerful turbulent ones can throw high launch Just important has pop-up wing Silly Putty Dethermalizer Construction Reference left right pilots vantage point throughout youre left-handed reverse everything having turning Unless otherwise specified use thin instant glues Anyone whos success building flying Gliders should ready model Zenith recommended beginning HLG builders Wing Use five-to-six-pound-density B- C-grain balsa wing except swallow tips Such balsa difficult obtain its worth search Compromising wood will also compromise some Gliders competitive advantage Use 12-to-16-pound-density C-grain balsa swallow tips Note direction grain shown plan tips completed separately weigh few tenths gram made lighter wood Shape wing outline add plywood leading edge December 1991 61 Heres clever Above Zenith designed function looks swallow tips help smooth tip vor tices making better transition launch giide greater stability turbulent lift Below Achieving correct stabilizer tilt important Eyeballing isnt good enough author wHin ma flLU ana ran OT tropnies already has won read like history big-time FF competition since 1959 fIrst place 89 USFFC first place 89 Nationals High Time Award 89 Tuisa Glue Dobbers 89 Southern California Free Flight Champion first second places 90 USFFC 90 NFFS HLG Year first fourth places 91 USFFC plywood used leading edge offers three advantages First neednt wet go around curves Second since adheres well instant glue can apply pinning building board Third its very tough Avoid plywood flaking splintering along edges indicates inferior lamination Slice off long A-in strips making three four passes razor knife strip wing upside down hold strips overlaps bottom wing about % Begin gluing near end working way other end few inches time Apply two thicknesses wing swallow tips stabilizer Sand plywood smooth flush bottom wing sand leading edge top taper done two steps center panels taper 42 tip panels /16 Mark high point airfoil fine-tip pen broad-tip marker draw parallel lines approximately half-inch intervals leading edge trailing edge Sanding away marks 11 have clear sense job progressing shape airfoil Finish shaping airfoil creating upsweep bottom will add several feet launch height harming thermal ability upsweep tapers same rate thickness wing should about 1/16 center % tip Shape swallow tips match airfoil wing tips Mark cut dihedral breaks fine-toothed razor saw Sand dihedral angles making sure accurate equal both sides wing Glue wing sections together Stabilizer rudder Wood selection important Six-to-seven-pound C- C-B-grain stock best Make certain wood flat free warps Sometimes thinning good sheet 3A2 balsa easier finding good 1/ sheet Its easy err shaping stabilizer too-thick structure will course too Above Zenith dethermalizes drops like shot birdno drifting hanging thermals plywood leading eage giusa out pinning Its quick easy instant glue lets continue next step pop-up Tuselage passes inrough four stages construction Notice wing mount piece initially 1 longer finished length w autnor nas perfecting Silly Putty Dethermalizer system since mid-i 970s claims its reliable easy use big advantage Hand-Launched Glider competition b Full-Size Plans Available Page 192 POP-UP PARTS 1/16 DIA BRASS TUBE 3323/16 00 BRASS TUBE 020 MUSIC WIRE 1 POP-UP SPRING WA \\ \ CGlID REAR VIEW1/IS LIGHT B-GRAIN 10 141b BALSAv LEAD NOSE WEIGHT STRIPS 164 1/8 PLYWOOD LEFT HANDERS REVERSE STABILIZER TILT AND RUDDER OFFSET WASH IN RIGHT WING ONLY FINISH FORMULA-U POLYURETHANE SMEAR ON THEN WIPE OFF WITH TISSUE LEAVING VERY THIN REEDUE WAIT 24 HOURS AND REPEAT SOT TIMER SILLY PUTTY TIMER AVALABLE FROM GARY BUDDENBOHM SEED MENHAROT RD WESTMINSTER CA 92663 $S PLUS $1 SHIPPING ALSO AVAIASLE PROM PAl MODEL SUPPLY BEST LAUNCH 20 DEG RIGHT BANK 60-70 06G UP ANGLE heavy thats too thin fragile prone warp rudder should full /16 bottom good joint stabilizer yet very thin top save weight Since rudder withstands little stress use lightest wood Fuselage pop-up wing method produces Glider rigid glued durable totally reliable Never experience has failure pop-up wing lets airplane drop like shot bird dethermalizer activates Use good-quality l0-to-14-pound-density balsa fuselage Make nine-inchlong wing mount piece main fuselage separately Sand until straight square make sure fit well together Drill hole /16 brass tube rout cavity rectangular brass tube rotary router use Dremel Moto-Tool No 193 cutter job can done drill needle file Drill cavity pop-up spring coils making sure offset centerline File A6-sq groove centered along bottom wing mount piece just above spring coil cavity within /16 hole groove accepts spring arm wing mount down position 1/16 PLYWOOD SIDE PLATES DRILL 5B4 CLEARANCE HOLE IN FUSELAGE END ONE SIDE PATE TAP OTHER FOR 2-SE MACH SCREW 2-553/B ROUND HEAD MACH SCREW EMTH BY STAN BUDDENBOHM DESIGNED 259DRAWN 7/91 SPAN 18 WEIGHT 35-DR GMS SOT TIMER AIRFOL HIGH POINT lANE S-SIb C-GRAIN WASH N LEFT WING ONX CUT THOU CUT HAP WAY THRU BEND DOWN 1/16 & GLUE .--lD-lEb C-GRAIN Place film glue along groove insert rectangular brass tube should fit just below surface prevent interference fit main fuselage wing mount Fit /16 brass tube well checking its just below top surface wing mount prevent interference wing Glue both brass pieces place Align wing mount piece main fuselage brass pin centered brass rectangle Dont bend wing mount align main body little side-to-side misalignment acceptable point Since pieces will cut apart later use single drop glue attach rear wing mount main fuselage glue length over two inches front Carefully sand fuselage sides flat smooth Drill pivot hole No 44 bit Reinforce hole glue avoiding excess adhesive between wing mount fuselage Run drill bit back through hole clean Rough out fuselage profile dont cut wing mount piece yet stabilizer wing mount should parallelthat should no incidence Cut /16 plywood side plates somewhat oversize Note grain direction shown plans Drill clearance hole side plate 05 INCIDENCE BUILT IN WARPED IN LATER AS NEEDED U No 44 bit tap hole other side No 53 bit Use 2-56 tap tap hole Toughen both holes glue drill tap again Shape profile side plates sand both sides smooth outer edges may beveled aerodynamic shape Screw side plates fuselage 2-56 x %-in machine screw making snug tight point wing mount extends about 1 /2 past rear side plates Holding plates proper position secure top wing mount few drops glue take care nothing gets glued fuselage Saw through wing mount front wing position shown plan Remove pivot screw Cut rear wing mount fuselage razor blade remove mount Cut away portion extends past rear plates Bevel back wing mount shown plan 60 0-to-700 pop-up angle Add glue along inside edges side plates wing mount along fuselage wing mount cut away front Too much glue inside side plates will interfere fit body Shape round fuselage one-inch strip / plywood glued Continued page 170 December 1991 63 MAJORAND DISTRIBUTORS *UeKCSALIZNG114 RADIO COIITROL* MODEL AIRCRAFT L ENGINES MODEL BOATS O CONTROL SYSTEMS MODEL EARS LING ACCESSORIES STATIC MOQL COUPSTITIOF Enby free ape tMET RAFFLE allqsbe limit ems eudiba eaegorlm mmilsied per con teebasi Sot Gulf entry par category Contestant t SMT POND eIsiIdgr otiusdul Troplmim amid ribbons wawded over *moat tgwew Sets R0Sea6aetiSsl- MIlitary SC Scale Boatj Military NC Scale- Sport NOR Sbr-PSC Seal SoetIIhmW Work NC grlTnadt Ga * SC GurIT IlleelcIs SC Gilder NC Old Tiqioc RC Pyle mmmi asnadeesRCteI eleiOc AC Helicapiar RC PruclejOl Aerobatics 0i- ouiur 0cSpest R$SporiSWinw Control Line FF Endurance PP INTERNATIONAL MODELER SHOW time PO pu 10127 CW Mss CA 92527 Ph 71416484700 SWAP PlOP BrIng yosirealaabls itpme Ut owap Shop NO OSALERS PLUASSI Table rentSAOOO two day. iacfrdaa gimbalon reqi4aslble own sale IMS responsIble lost stolen items GIANT RAFFLE Radio control eyelet. kits engInes etc. tim tallIed off during show Sig prla numgimalebeinnoi 10 Smaller prizas posted New tIckets soticead dli caltr ever. Prices must claimed show Anoshar tictest * Icr Irice knot chimed ADMISSION 6600 ChIldean under sly g4ou*tta reepban acoompanlad ho see adult 5det0&.4acee*Co5 * ADVANCE TICKETS * iSI Slid uSftIfl line Order tidks gif-sddrgsmed bush-i Se stae Pd glwp0eTickett 00 55 AfloH weeks fpr rsonsi checks ijimi fudge NameDete.... .. dered ___________________________i AinomInt enclosed ______________________ osssessrb Combat/Johnson Continued page 165 theyre much expensive wood props dont break drag blade ground during landing some props proved little too much diameter pitch factory very responsive however will modifying prop needs looks like weve got APC corner might think about supporting guys helping us E responding advertisers mention read about Model Aviation Zenith/Buddenbohm Continued page 63 top fuselage just behind wing mount will protect fuselage pop-up damage Assembly finish Install wing mount securing front rubberband Sand bottom wing center dihedral joint flat square fit wing mount Hold wing proper alignment fuselage secure instant glue Shape finger rest wedge Remove wing mount no glue gets fuselage attach finger rest epoxy Use Formula-U thinned 10-15% mineral spirits Formula-U found RC hobby shops comes variety colors Never use product areas glue joint plannedthe juncture stabilizer fuselage example Put blob Formula-U wing panels using half-inch-wide stick Smear around tissue wipe off using another tissue leaving just thin residue process similar working stain So little finish remains wing can handle itgentlywhile finishing rest model Continued page 172 Kit No 111 THE ULTIMATE 10 DASH 3005 62 Wing Span 1300 Sq 12-16 Lbs 12 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back quarantee Send three 29 stamps additional kit info PRODUCTS FOR TNE flI~AUIN MflnFLFR Complete Line Exhaust Systems d Pipes0 Muffled Tuned Pipes C Headers C Venturi Mufflers C Expansion Mufflers C Helicopter Bail Mufflers C Specialized Exhaust Systems Unsurpassed War 170 Model Aviation OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 Just Time Christmas ALL NEW FINISHING FRIEND SYSTEM fter day lightly sand airplane 400-grit paper remove dust particles Repeat process two four coats Dont try fill grain resulting finish lighter weight about three grams also tough flexible waterproof warp-proof After final coat finish has cured WORLDS DIOCESE SCALE PLAISA S- SERVICE 70000 AOCSI0SE 01111110 ElI StIlL 87 SCALE ECOEL PLANS -0151511 100 PAGE CATALOG PLANS ENLASGINGlAoS 5555505 WAS. ASSSflSDAIA NO 274W SCALE OAOUMESTATOS Z AESASA52S glue rudder stabilizer stabilizer fuselage offset angle shown careful get accurate Put model jig measure stabilizer tilt before gluing Silly Putty Dethermalizer SDT have developing device since mid-1970s no fuses cut burnt fuses dig out no fuse lighter no snuffer tube SDT weighs about three grams takes few seconds reset can set range 10 seconds three minutes-plus activated simply pulling pin accurate within about 15 seconds need never again launch lose Glider because its bother use dethermalizer can practice fly small fields worries competition flying frustration watching thermal go fumble fuses can thing past SDT available Gary Buddenbohm 5652 Meinhardt Road Westminster CA 92683 cost $5 plus $1 shipping handling can also ordered FAI Model Supply Instructions included Pop-up spring hold-down line Push short end pop-up spring cavity until coils just below surface spring arm centered arm centered check whether coils wound backwards Twenty-pound braided Dacron fishing line works best hold-down line Monofilament line other type stretches will serve Tie loop end thread No 8 rubberband back upon itself through loop Place rubberband over timer release arm pull line rubberband stretched about double Pull line leading edge wing opposite finger rest down Wrap line once around fuselage glue body meets bottom second time Flying sure add washin shown plan its essential stability turbulent lift center-of-gravity CG location depends hard throw harder throw less incidence should useand farther aft CG should balance point 55% leading edge about right throw hard first few flights however move CG forward about / provide enough incidence level glide throw off model will have better chance pulling out before hitting ground Zenith should turn 50-to-70ft-diameter circles glide high speed launch increases effects rudder washin reducing effect stabilizer tilt Enough rudder offset needed counter bank launch too much will make model spin bad launch turbulent lift stabilizer tilt produces turn glide also improves roll top launch theres too little turn glide adding wing tip weight will help Zenith best launched about 20 right bank 60-80 up angle Enough incidence should warped trailing edge stabilizer Glider will just past verticalabout 95 mum height way will roll horizontal glide stalling Fliers commonly misjudge adjusting incidence model never gets past vertical launch dives has too little incidence model speeds past 95 angle before slowing has too much incidence plane banks too much launch pilots often add opposite rudder instead decreasing incidence straighten climb overcome bank proper roll build fly Zenith Id delighted hear experiences Write 5652 Meinhardt Road Westminster CA 92683 same address brother Gary D Sport & Scale/Warner Continued page 65 Fly LightFly Free Flight motto SAMS George Wallbridges mail-order house England 58-page catalog lots pictures drawings inspiration free except need send $2 US currency cover postage SAMS has over 1600 goodies ir stock including just about everything thats available US plus plenty stuff thats Continued page 1 7 172 Model Aviation S55l5 WA252SC7AASAC WISOAAaaSASISS IA 2015 eSgISfl 05125 PLANS 8 545 5012 & PASSA USA it Ply AASMSASlAl SAMS MODELS SPITFIRE England13 cr26 span Europes leading F ee F ght & V ntage specialist SAMS 1600 item catalog FREE Send $2 postage SAMS Chapel Sandon Herts SG9 OQJ England NOTE $ bills/VISA Master Card hecks & stamps valid England
Edition: Model Aviation - 1991/12
Page Numbers: 61, 62, 63, 170, 172
design thats good bet smoke out competition HLG U Stan Buddenbohm IF YOURE READY go roll Hand-Launched Gliderif think can take winning contest after contestthis model sure bet Zenith has proven itself over over serious competition Renowned FlA flier Bob Isaacson called best hes seenand anyone accomplished Bob Hand-Launched Glider HLG should know built Zenith February 1989 immediately afterward model won its first competition Max Men Annual Win followed win first place 1989 Nationals first second places 1990 USFFC first fourth places 1991 USFFC plus multiple wins annual meets local events sponsored southern California clubs Several factors combine give Zenith competitive advantage Its transition launch glide cut above norm Its forgiving launch little off good transition top still probable will center lift stay wont dump out thermalseven powerful turbulent ones can throw high launch Just important has pop-up wing Silly Putty Dethermalizer Construction Reference left right pilots vantage point throughout youre left-handed reverse everything having turning Unless otherwise specified use thin instant glues Anyone whos success building flying Gliders should ready model Zenith recommended beginning HLG builders Wing Use five-to-six-pound-density B- C-grain balsa wing except swallow tips Such balsa difficult obtain its worth search Compromising wood will also compromise some Gliders competitive advantage Use 12-to-16-pound-density C-grain balsa swallow tips Note direction grain shown plan tips completed separately weigh few tenths gram made lighter wood Shape wing outline add plywood leading edge December 1991 61 Heres clever Above Zenith designed function looks swallow tips help smooth tip vor tices making better transition launch giide greater stability turbulent lift Below Achieving correct stabilizer tilt important Eyeballing isnt good enough author wHin ma flLU ana ran OT tropnies already has won read like history big-time FF competition since 1959 fIrst place 89 USFFC first place 89 Nationals High Time Award 89 Tuisa Glue Dobbers 89 Southern California Free Flight Champion first second places 90 USFFC 90 NFFS HLG Year first fourth places 91 USFFC plywood used leading edge offers three advantages First neednt wet go around curves Second since adheres well instant glue can apply pinning building board Third its very tough Avoid plywood flaking splintering along edges indicates inferior lamination Slice off long A-in strips making three four passes razor knife strip wing upside down hold strips overlaps bottom wing about % Begin gluing near end working way other end few inches time Apply two thicknesses wing swallow tips stabilizer Sand plywood smooth flush bottom wing sand leading edge top taper done two steps center panels taper 42 tip panels /16 Mark high point airfoil fine-tip pen broad-tip marker draw parallel lines approximately half-inch intervals leading edge trailing edge Sanding away marks 11 have clear sense job progressing shape airfoil Finish shaping airfoil creating upsweep bottom will add several feet launch height harming thermal ability upsweep tapers same rate thickness wing should about 1/16 center % tip Shape swallow tips match airfoil wing tips Mark cut dihedral breaks fine-toothed razor saw Sand dihedral angles making sure accurate equal both sides wing Glue wing sections together Stabilizer rudder Wood selection important Six-to-seven-pound C- C-B-grain stock best Make certain wood flat free warps Sometimes thinning good sheet 3A2 balsa easier finding good 1/ sheet Its easy err shaping stabilizer too-thick structure will course too Above Zenith dethermalizes drops like shot birdno drifting hanging thermals plywood leading eage giusa out pinning Its quick easy instant glue lets continue next step pop-up Tuselage passes inrough four stages construction Notice wing mount piece initially 1 longer finished length w autnor nas perfecting Silly Putty Dethermalizer system since mid-i 970s claims its reliable easy use big advantage Hand-Launched Glider competition b Full-Size Plans Available Page 192 POP-UP PARTS 1/16 DIA BRASS TUBE 3323/16 00 BRASS TUBE 020 MUSIC WIRE 1 POP-UP SPRING WA \\ \ CGlID REAR VIEW1/IS LIGHT B-GRAIN 10 141b BALSAv LEAD NOSE WEIGHT STRIPS 164 1/8 PLYWOOD LEFT HANDERS REVERSE STABILIZER TILT AND RUDDER OFFSET WASH IN RIGHT WING ONLY FINISH FORMULA-U POLYURETHANE SMEAR ON THEN WIPE OFF WITH TISSUE LEAVING VERY THIN REEDUE WAIT 24 HOURS AND REPEAT SOT TIMER SILLY PUTTY TIMER AVALABLE FROM GARY BUDDENBOHM SEED MENHAROT RD WESTMINSTER CA 92663 $S PLUS $1 SHIPPING ALSO AVAIASLE PROM PAl MODEL SUPPLY BEST LAUNCH 20 DEG RIGHT BANK 60-70 06G UP ANGLE heavy thats too thin fragile prone warp rudder should full /16 bottom good joint stabilizer yet very thin top save weight Since rudder withstands little stress use lightest wood Fuselage pop-up wing method produces Glider rigid glued durable totally reliable Never experience has failure pop-up wing lets airplane drop like shot bird dethermalizer activates Use good-quality l0-to-14-pound-density balsa fuselage Make nine-inchlong wing mount piece main fuselage separately Sand until straight square make sure fit well together Drill hole /16 brass tube rout cavity rectangular brass tube rotary router use Dremel Moto-Tool No 193 cutter job can done drill needle file Drill cavity pop-up spring coils making sure offset centerline File A6-sq groove centered along bottom wing mount piece just above spring coil cavity within /16 hole groove accepts spring arm wing mount down position 1/16 PLYWOOD SIDE PLATES DRILL 5B4 CLEARANCE HOLE IN FUSELAGE END ONE SIDE PATE TAP OTHER FOR 2-SE MACH SCREW 2-553/B ROUND HEAD MACH SCREW EMTH BY STAN BUDDENBOHM DESIGNED 259DRAWN 7/91 SPAN 18 WEIGHT 35-DR GMS SOT TIMER AIRFOL HIGH POINT lANE S-SIb C-GRAIN WASH N LEFT WING ONX CUT THOU CUT HAP WAY THRU BEND DOWN 1/16 & GLUE .--lD-lEb C-GRAIN Place film glue along groove insert rectangular brass tube should fit just below surface prevent interference fit main fuselage wing mount Fit /16 brass tube well checking its just below top surface wing mount prevent interference wing Glue both brass pieces place Align wing mount piece main fuselage brass pin centered brass rectangle Dont bend wing mount align main body little side-to-side misalignment acceptable point Since pieces will cut apart later use single drop glue attach rear wing mount main fuselage glue length over two inches front Carefully sand fuselage sides flat smooth Drill pivot hole No 44 bit Reinforce hole glue avoiding excess adhesive between wing mount fuselage Run drill bit back through hole clean Rough out fuselage profile dont cut wing mount piece yet stabilizer wing mount should parallelthat should no incidence Cut /16 plywood side plates somewhat oversize Note grain direction shown plans Drill clearance hole side plate 05 INCIDENCE BUILT IN WARPED IN LATER AS NEEDED U No 44 bit tap hole other side No 53 bit Use 2-56 tap tap hole Toughen both holes glue drill tap again Shape profile side plates sand both sides smooth outer edges may beveled aerodynamic shape Screw side plates fuselage 2-56 x %-in machine screw making snug tight point wing mount extends about 1 /2 past rear side plates Holding plates proper position secure top wing mount few drops glue take care nothing gets glued fuselage Saw through wing mount front wing position shown plan Remove pivot screw Cut rear wing mount fuselage razor blade remove mount Cut away portion extends past rear plates Bevel back wing mount shown plan 60 0-to-700 pop-up angle Add glue along inside edges side plates wing mount along fuselage wing mount cut away front Too much glue inside side plates will interfere fit body Shape round fuselage one-inch strip / plywood glued Continued page 170 December 1991 63 MAJORAND DISTRIBUTORS *UeKCSALIZNG114 RADIO COIITROL* MODEL AIRCRAFT L ENGINES MODEL BOATS O CONTROL SYSTEMS MODEL EARS LING ACCESSORIES STATIC MOQL COUPSTITIOF Enby free ape tMET RAFFLE allqsbe limit ems eudiba eaegorlm mmilsied per con teebasi Sot Gulf entry par category Contestant t SMT POND eIsiIdgr otiusdul Troplmim amid ribbons wawded over *moat tgwew Sets R0Sea6aetiSsl- MIlitary SC Scale Boatj Military NC Scale- Sport NOR Sbr-PSC Seal SoetIIhmW Work NC grlTnadt Ga * SC GurIT IlleelcIs SC Gilder NC Old Tiqioc RC Pyle mmmi asnadeesRCteI eleiOc AC Helicapiar RC PruclejOl Aerobatics 0i- ouiur 0cSpest R$SporiSWinw Control Line FF Endurance PP INTERNATIONAL MODELER SHOW time PO pu 10127 CW Mss CA 92527 Ph 71416484700 SWAP PlOP BrIng yosirealaabls itpme Ut owap Shop NO OSALERS PLUASSI Table rentSAOOO two day. iacfrdaa gimbalon reqi4aslble own sale IMS responsIble lost stolen items GIANT RAFFLE Radio control eyelet. kits engInes etc. tim tallIed off during show Sig prla numgimalebeinnoi 10 Smaller prizas posted New tIckets soticead dli caltr ever. Prices must claimed show Anoshar tictest * Icr Irice knot chimed ADMISSION 6600 ChIldean under sly g4ou*tta reepban acoompanlad ho see adult 5det0&.4acee*Co5 * ADVANCE TICKETS * iSI Slid uSftIfl line Order tidks gif-sddrgsmed bush-i Se stae Pd glwp0eTickett 00 55 AfloH weeks fpr rsonsi checks ijimi fudge NameDete.... .. dered ___________________________i AinomInt enclosed ______________________ osssessrb Combat/Johnson Continued page 165 theyre much expensive wood props dont break drag blade ground during landing some props proved little too much diameter pitch factory very responsive however will modifying prop needs looks like weve got APC corner might think about supporting guys helping us E responding advertisers mention read about Model Aviation Zenith/Buddenbohm Continued page 63 top fuselage just behind wing mount will protect fuselage pop-up damage Assembly finish Install wing mount securing front rubberband Sand bottom wing center dihedral joint flat square fit wing mount Hold wing proper alignment fuselage secure instant glue Shape finger rest wedge Remove wing mount no glue gets fuselage attach finger rest epoxy Use Formula-U thinned 10-15% mineral spirits Formula-U found RC hobby shops comes variety colors Never use product areas glue joint plannedthe juncture stabilizer fuselage example Put blob Formula-U wing panels using half-inch-wide stick Smear around tissue wipe off using another tissue leaving just thin residue process similar working stain So little finish remains wing can handle itgentlywhile finishing rest model Continued page 172 Kit No 111 THE ULTIMATE 10 DASH 3005 62 Wing Span 1300 Sq 12-16 Lbs 12 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back quarantee Send three 29 stamps additional kit info PRODUCTS FOR TNE flI~AUIN MflnFLFR Complete Line Exhaust Systems d Pipes0 Muffled Tuned Pipes C Headers C Venturi Mufflers C Expansion Mufflers C Helicopter Bail Mufflers C Specialized Exhaust Systems Unsurpassed War 170 Model Aviation OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 Just Time Christmas ALL NEW FINISHING FRIEND SYSTEM fter day lightly sand airplane 400-grit paper remove dust particles Repeat process two four coats Dont try fill grain resulting finish lighter weight about three grams also tough flexible waterproof warp-proof After final coat finish has cured WORLDS DIOCESE SCALE PLAISA S- SERVICE 70000 AOCSI0SE 01111110 ElI StIlL 87 SCALE ECOEL PLANS -0151511 100 PAGE CATALOG PLANS ENLASGINGlAoS 5555505 WAS. ASSSflSDAIA NO 274W SCALE OAOUMESTATOS Z AESASA52S glue rudder stabilizer stabilizer fuselage offset angle shown careful get accurate Put model jig measure stabilizer tilt before gluing Silly Putty Dethermalizer SDT have developing device since mid-1970s no fuses cut burnt fuses dig out no fuse lighter no snuffer tube SDT weighs about three grams takes few seconds reset can set range 10 seconds three minutes-plus activated simply pulling pin accurate within about 15 seconds need never again launch lose Glider because its bother use dethermalizer can practice fly small fields worries competition flying frustration watching thermal go fumble fuses can thing past SDT available Gary Buddenbohm 5652 Meinhardt Road Westminster CA 92683 cost $5 plus $1 shipping handling can also ordered FAI Model Supply Instructions included Pop-up spring hold-down line Push short end pop-up spring cavity until coils just below surface spring arm centered arm centered check whether coils wound backwards Twenty-pound braided Dacron fishing line works best hold-down line Monofilament line other type stretches will serve Tie loop end thread No 8 rubberband back upon itself through loop Place rubberband over timer release arm pull line rubberband stretched about double Pull line leading edge wing opposite finger rest down Wrap line once around fuselage glue body meets bottom second time Flying sure add washin shown plan its essential stability turbulent lift center-of-gravity CG location depends hard throw harder throw less incidence should useand farther aft CG should balance point 55% leading edge about right throw hard first few flights however move CG forward about / provide enough incidence level glide throw off model will have better chance pulling out before hitting ground Zenith should turn 50-to-70ft-diameter circles glide high speed launch increases effects rudder washin reducing effect stabilizer tilt Enough rudder offset needed counter bank launch too much will make model spin bad launch turbulent lift stabilizer tilt produces turn glide also improves roll top launch theres too little turn glide adding wing tip weight will help Zenith best launched about 20 right bank 60-80 up angle Enough incidence should warped trailing edge stabilizer Glider will just past verticalabout 95 mum height way will roll horizontal glide stalling Fliers commonly misjudge adjusting incidence model never gets past vertical launch dives has too little incidence model speeds past 95 angle before slowing has too much incidence plane banks too much launch pilots often add opposite rudder instead decreasing incidence straighten climb overcome bank proper roll build fly Zenith Id delighted hear experiences Write 5652 Meinhardt Road Westminster CA 92683 same address brother Gary D Sport & Scale/Warner Continued page 65 Fly LightFly Free Flight motto SAMS George Wallbridges mail-order house England 58-page catalog lots pictures drawings inspiration free except need send $2 US currency cover postage SAMS has over 1600 goodies ir stock including just about everything thats available US plus plenty stuff thats Continued page 1 7 172 Model Aviation S55l5 WA252SC7AASAC WISOAAaaSASISS IA 2015 eSgISfl 05125 PLANS 8 545 5012 & PASSA USA it Ply AASMSASlAl SAMS MODELS SPITFIRE England13 cr26 span Europes leading F ee F ght & V ntage specialist SAMS 1600 item catalog FREE Send $2 postage SAMS Chapel Sandon Herts SG9 OQJ England NOTE $ bills/VISA Master Card hecks & stamps valid England
Edition: Model Aviation - 1991/12
Page Numbers: 61, 62, 63, 170, 172
design thats good bet smoke out competition HLG U Stan Buddenbohm IF YOURE READY go roll Hand-Launched Gliderif think can take winning contest after contestthis model sure bet Zenith has proven itself over over serious competition Renowned FlA flier Bob Isaacson called best hes seenand anyone accomplished Bob Hand-Launched Glider HLG should know built Zenith February 1989 immediately afterward model won its first competition Max Men Annual Win followed win first place 1989 Nationals first second places 1990 USFFC first fourth places 1991 USFFC plus multiple wins annual meets local events sponsored southern California clubs Several factors combine give Zenith competitive advantage Its transition launch glide cut above norm Its forgiving launch little off good transition top still probable will center lift stay wont dump out thermalseven powerful turbulent ones can throw high launch Just important has pop-up wing Silly Putty Dethermalizer Construction Reference left right pilots vantage point throughout youre left-handed reverse everything having turning Unless otherwise specified use thin instant glues Anyone whos success building flying Gliders should ready model Zenith recommended beginning HLG builders Wing Use five-to-six-pound-density B- C-grain balsa wing except swallow tips Such balsa difficult obtain its worth search Compromising wood will also compromise some Gliders competitive advantage Use 12-to-16-pound-density C-grain balsa swallow tips Note direction grain shown plan tips completed separately weigh few tenths gram made lighter wood Shape wing outline add plywood leading edge December 1991 61 Heres clever Above Zenith designed function looks swallow tips help smooth tip vor tices making better transition launch giide greater stability turbulent lift Below Achieving correct stabilizer tilt important Eyeballing isnt good enough author wHin ma flLU ana ran OT tropnies already has won read like history big-time FF competition since 1959 fIrst place 89 USFFC first place 89 Nationals High Time Award 89 Tuisa Glue Dobbers 89 Southern California Free Flight Champion first second places 90 USFFC 90 NFFS HLG Year first fourth places 91 USFFC plywood used leading edge offers three advantages First neednt wet go around curves Second since adheres well instant glue can apply pinning building board Third its very tough Avoid plywood flaking splintering along edges indicates inferior lamination Slice off long A-in strips making three four passes razor knife strip wing upside down hold strips overlaps bottom wing about % Begin gluing near end working way other end few inches time Apply two thicknesses wing swallow tips stabilizer Sand plywood smooth flush bottom wing sand leading edge top taper done two steps center panels taper 42 tip panels /16 Mark high point airfoil fine-tip pen broad-tip marker draw parallel lines approximately half-inch intervals leading edge trailing edge Sanding away marks 11 have clear sense job progressing shape airfoil Finish shaping airfoil creating upsweep bottom will add several feet launch height harming thermal ability upsweep tapers same rate thickness wing should about 1/16 center % tip Shape swallow tips match airfoil wing tips Mark cut dihedral breaks fine-toothed razor saw Sand dihedral angles making sure accurate equal both sides wing Glue wing sections together Stabilizer rudder Wood selection important Six-to-seven-pound C- C-B-grain stock best Make certain wood flat free warps Sometimes thinning good sheet 3A2 balsa easier finding good 1/ sheet Its easy err shaping stabilizer too-thick structure will course too Above Zenith dethermalizes drops like shot birdno drifting hanging thermals plywood leading eage giusa out pinning Its quick easy instant glue lets continue next step pop-up Tuselage passes inrough four stages construction Notice wing mount piece initially 1 longer finished length w autnor nas perfecting Silly Putty Dethermalizer system since mid-i 970s claims its reliable easy use big advantage Hand-Launched Glider competition b Full-Size Plans Available Page 192 POP-UP PARTS 1/16 DIA BRASS TUBE 3323/16 00 BRASS TUBE 020 MUSIC WIRE 1 POP-UP SPRING WA \\ \ CGlID REAR VIEW1/IS LIGHT B-GRAIN 10 141b BALSAv LEAD NOSE WEIGHT STRIPS 164 1/8 PLYWOOD LEFT HANDERS REVERSE STABILIZER TILT AND RUDDER OFFSET WASH IN RIGHT WING ONLY FINISH FORMULA-U POLYURETHANE SMEAR ON THEN WIPE OFF WITH TISSUE LEAVING VERY THIN REEDUE WAIT 24 HOURS AND REPEAT SOT TIMER SILLY PUTTY TIMER AVALABLE FROM GARY BUDDENBOHM SEED MENHAROT RD WESTMINSTER CA 92663 $S PLUS $1 SHIPPING ALSO AVAIASLE PROM PAl MODEL SUPPLY BEST LAUNCH 20 DEG RIGHT BANK 60-70 06G UP ANGLE heavy thats too thin fragile prone warp rudder should full /16 bottom good joint stabilizer yet very thin top save weight Since rudder withstands little stress use lightest wood Fuselage pop-up wing method produces Glider rigid glued durable totally reliable Never experience has failure pop-up wing lets airplane drop like shot bird dethermalizer activates Use good-quality l0-to-14-pound-density balsa fuselage Make nine-inchlong wing mount piece main fuselage separately Sand until straight square make sure fit well together Drill hole /16 brass tube rout cavity rectangular brass tube rotary router use Dremel Moto-Tool No 193 cutter job can done drill needle file Drill cavity pop-up spring coils making sure offset centerline File A6-sq groove centered along bottom wing mount piece just above spring coil cavity within /16 hole groove accepts spring arm wing mount down position 1/16 PLYWOOD SIDE PLATES DRILL 5B4 CLEARANCE HOLE IN FUSELAGE END ONE SIDE PATE TAP OTHER FOR 2-SE MACH SCREW 2-553/B ROUND HEAD MACH SCREW EMTH BY STAN BUDDENBOHM DESIGNED 259DRAWN 7/91 SPAN 18 WEIGHT 35-DR GMS SOT TIMER AIRFOL HIGH POINT lANE S-SIb C-GRAIN WASH N LEFT WING ONX CUT THOU CUT HAP WAY THRU BEND DOWN 1/16 & GLUE .--lD-lEb C-GRAIN Place film glue along groove insert rectangular brass tube should fit just below surface prevent interference fit main fuselage wing mount Fit /16 brass tube well checking its just below top surface wing mount prevent interference wing Glue both brass pieces place Align wing mount piece main fuselage brass pin centered brass rectangle Dont bend wing mount align main body little side-to-side misalignment acceptable point Since pieces will cut apart later use single drop glue attach rear wing mount main fuselage glue length over two inches front Carefully sand fuselage sides flat smooth Drill pivot hole No 44 bit Reinforce hole glue avoiding excess adhesive between wing mount fuselage Run drill bit back through hole clean Rough out fuselage profile dont cut wing mount piece yet stabilizer wing mount should parallelthat should no incidence Cut /16 plywood side plates somewhat oversize Note grain direction shown plans Drill clearance hole side plate 05 INCIDENCE BUILT IN WARPED IN LATER AS NEEDED U No 44 bit tap hole other side No 53 bit Use 2-56 tap tap hole Toughen both holes glue drill tap again Shape profile side plates sand both sides smooth outer edges may beveled aerodynamic shape Screw side plates fuselage 2-56 x %-in machine screw making snug tight point wing mount extends about 1 /2 past rear side plates Holding plates proper position secure top wing mount few drops glue take care nothing gets glued fuselage Saw through wing mount front wing position shown plan Remove pivot screw Cut rear wing mount fuselage razor blade remove mount Cut away portion extends past rear plates Bevel back wing mount shown plan 60 0-to-700 pop-up angle Add glue along inside edges side plates wing mount along fuselage wing mount cut away front Too much glue inside side plates will interfere fit body Shape round fuselage one-inch strip / plywood glued Continued page 170 December 1991 63 MAJORAND DISTRIBUTORS *UeKCSALIZNG114 RADIO COIITROL* MODEL AIRCRAFT L ENGINES MODEL BOATS O CONTROL SYSTEMS MODEL EARS LING ACCESSORIES STATIC MOQL COUPSTITIOF Enby free ape tMET RAFFLE allqsbe limit ems eudiba eaegorlm mmilsied per con teebasi Sot Gulf entry par category Contestant t SMT POND eIsiIdgr otiusdul Troplmim amid ribbons wawded over *moat tgwew Sets R0Sea6aetiSsl- MIlitary SC Scale Boatj Military NC Scale- Sport NOR Sbr-PSC Seal SoetIIhmW Work NC grlTnadt Ga * SC GurIT IlleelcIs SC Gilder NC Old Tiqioc RC Pyle mmmi asnadeesRCteI eleiOc AC Helicapiar RC PruclejOl Aerobatics 0i- ouiur 0cSpest R$SporiSWinw Control Line FF Endurance PP INTERNATIONAL MODELER SHOW time PO pu 10127 CW Mss CA 92527 Ph 71416484700 SWAP PlOP BrIng yosirealaabls itpme Ut owap Shop NO OSALERS PLUASSI Table rentSAOOO two day. iacfrdaa gimbalon reqi4aslble own sale IMS responsIble lost stolen items GIANT RAFFLE Radio control eyelet. kits engInes etc. tim tallIed off during show Sig prla numgimalebeinnoi 10 Smaller prizas posted New tIckets soticead dli caltr ever. Prices must claimed show Anoshar tictest * Icr Irice knot chimed ADMISSION 6600 ChIldean under sly g4ou*tta reepban acoompanlad ho see adult 5det0&.4acee*Co5 * ADVANCE TICKETS * iSI Slid uSftIfl line Order tidks gif-sddrgsmed bush-i Se stae Pd glwp0eTickett 00 55 AfloH weeks fpr rsonsi checks ijimi fudge NameDete.... .. dered ___________________________i AinomInt enclosed ______________________ osssessrb Combat/Johnson Continued page 165 theyre much expensive wood props dont break drag blade ground during landing some props proved little too much diameter pitch factory very responsive however will modifying prop needs looks like weve got APC corner might think about supporting guys helping us E responding advertisers mention read about Model Aviation Zenith/Buddenbohm Continued page 63 top fuselage just behind wing mount will protect fuselage pop-up damage Assembly finish Install wing mount securing front rubberband Sand bottom wing center dihedral joint flat square fit wing mount Hold wing proper alignment fuselage secure instant glue Shape finger rest wedge Remove wing mount no glue gets fuselage attach finger rest epoxy Use Formula-U thinned 10-15% mineral spirits Formula-U found RC hobby shops comes variety colors Never use product areas glue joint plannedthe juncture stabilizer fuselage example Put blob Formula-U wing panels using half-inch-wide stick Smear around tissue wipe off using another tissue leaving just thin residue process similar working stain So little finish remains wing can handle itgentlywhile finishing rest model Continued page 172 Kit No 111 THE ULTIMATE 10 DASH 3005 62 Wing Span 1300 Sq 12-16 Lbs 12 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back quarantee Send three 29 stamps additional kit info PRODUCTS FOR TNE flI~AUIN MflnFLFR Complete Line Exhaust Systems d Pipes0 Muffled Tuned Pipes C Headers C Venturi Mufflers C Expansion Mufflers C Helicopter Bail Mufflers C Specialized Exhaust Systems Unsurpassed War 170 Model Aviation OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 Just Time Christmas ALL NEW FINISHING FRIEND SYSTEM fter day lightly sand airplane 400-grit paper remove dust particles Repeat process two four coats Dont try fill grain resulting finish lighter weight about three grams also tough flexible waterproof warp-proof After final coat finish has cured WORLDS DIOCESE SCALE PLAISA S- SERVICE 70000 AOCSI0SE 01111110 ElI StIlL 87 SCALE ECOEL PLANS -0151511 100 PAGE CATALOG PLANS ENLASGINGlAoS 5555505 WAS. ASSSflSDAIA NO 274W SCALE OAOUMESTATOS Z AESASA52S glue rudder stabilizer stabilizer fuselage offset angle shown careful get accurate Put model jig measure stabilizer tilt before gluing Silly Putty Dethermalizer SDT have developing device since mid-1970s no fuses cut burnt fuses dig out no fuse lighter no snuffer tube SDT weighs about three grams takes few seconds reset can set range 10 seconds three minutes-plus activated simply pulling pin accurate within about 15 seconds need never again launch lose Glider because its bother use dethermalizer can practice fly small fields worries competition flying frustration watching thermal go fumble fuses can thing past SDT available Gary Buddenbohm 5652 Meinhardt Road Westminster CA 92683 cost $5 plus $1 shipping handling can also ordered FAI Model Supply Instructions included Pop-up spring hold-down line Push short end pop-up spring cavity until coils just below surface spring arm centered arm centered check whether coils wound backwards Twenty-pound braided Dacron fishing line works best hold-down line Monofilament line other type stretches will serve Tie loop end thread No 8 rubberband back upon itself through loop Place rubberband over timer release arm pull line rubberband stretched about double Pull line leading edge wing opposite finger rest down Wrap line once around fuselage glue body meets bottom second time Flying sure add washin shown plan its essential stability turbulent lift center-of-gravity CG location depends hard throw harder throw less incidence should useand farther aft CG should balance point 55% leading edge about right throw hard first few flights however move CG forward about / provide enough incidence level glide throw off model will have better chance pulling out before hitting ground Zenith should turn 50-to-70ft-diameter circles glide high speed launch increases effects rudder washin reducing effect stabilizer tilt Enough rudder offset needed counter bank launch too much will make model spin bad launch turbulent lift stabilizer tilt produces turn glide also improves roll top launch theres too little turn glide adding wing tip weight will help Zenith best launched about 20 right bank 60-80 up angle Enough incidence should warped trailing edge stabilizer Glider will just past verticalabout 95 mum height way will roll horizontal glide stalling Fliers commonly misjudge adjusting incidence model never gets past vertical launch dives has too little incidence model speeds past 95 angle before slowing has too much incidence plane banks too much launch pilots often add opposite rudder instead decreasing incidence straighten climb overcome bank proper roll build fly Zenith Id delighted hear experiences Write 5652 Meinhardt Road Westminster CA 92683 same address brother Gary D Sport & Scale/Warner Continued page 65 Fly LightFly Free Flight motto SAMS George Wallbridges mail-order house England 58-page catalog lots pictures drawings inspiration free except need send $2 US currency cover postage SAMS has over 1600 goodies ir stock including just about everything thats available US plus plenty stuff thats Continued page 1 7 172 Model Aviation S55l5 WA252SC7AASAC WISOAAaaSASISS IA 2015 eSgISfl 05125 PLANS 8 545 5012 & PASSA USA it Ply AASMSASlAl SAMS MODELS SPITFIRE England13 cr26 span Europes leading F ee F ght & V ntage specialist SAMS 1600 item catalog FREE Send $2 postage SAMS Chapel Sandon Herts SG9 OQJ England NOTE $ bills/VISA Master Card hecks & stamps valid England
Edition: Model Aviation - 1991/12
Page Numbers: 61, 62, 63, 170, 172
design thats good bet smoke out competition HLG U Stan Buddenbohm IF YOURE READY go roll Hand-Launched Gliderif think can take winning contest after contestthis model sure bet Zenith has proven itself over over serious competition Renowned FlA flier Bob Isaacson called best hes seenand anyone accomplished Bob Hand-Launched Glider HLG should know built Zenith February 1989 immediately afterward model won its first competition Max Men Annual Win followed win first place 1989 Nationals first second places 1990 USFFC first fourth places 1991 USFFC plus multiple wins annual meets local events sponsored southern California clubs Several factors combine give Zenith competitive advantage Its transition launch glide cut above norm Its forgiving launch little off good transition top still probable will center lift stay wont dump out thermalseven powerful turbulent ones can throw high launch Just important has pop-up wing Silly Putty Dethermalizer Construction Reference left right pilots vantage point throughout youre left-handed reverse everything having turning Unless otherwise specified use thin instant glues Anyone whos success building flying Gliders should ready model Zenith recommended beginning HLG builders Wing Use five-to-six-pound-density B- C-grain balsa wing except swallow tips Such balsa difficult obtain its worth search Compromising wood will also compromise some Gliders competitive advantage Use 12-to-16-pound-density C-grain balsa swallow tips Note direction grain shown plan tips completed separately weigh few tenths gram made lighter wood Shape wing outline add plywood leading edge December 1991 61 Heres clever Above Zenith designed function looks swallow tips help smooth tip vor tices making better transition launch giide greater stability turbulent lift Below Achieving correct stabilizer tilt important Eyeballing isnt good enough author wHin ma flLU ana ran OT tropnies already has won read like history big-time FF competition since 1959 fIrst place 89 USFFC first place 89 Nationals High Time Award 89 Tuisa Glue Dobbers 89 Southern California Free Flight Champion first second places 90 USFFC 90 NFFS HLG Year first fourth places 91 USFFC plywood used leading edge offers three advantages First neednt wet go around curves Second since adheres well instant glue can apply pinning building board Third its very tough Avoid plywood flaking splintering along edges indicates inferior lamination Slice off long A-in strips making three four passes razor knife strip wing upside down hold strips overlaps bottom wing about % Begin gluing near end working way other end few inches time Apply two thicknesses wing swallow tips stabilizer Sand plywood smooth flush bottom wing sand leading edge top taper done two steps center panels taper 42 tip panels /16 Mark high point airfoil fine-tip pen broad-tip marker draw parallel lines approximately half-inch intervals leading edge trailing edge Sanding away marks 11 have clear sense job progressing shape airfoil Finish shaping airfoil creating upsweep bottom will add several feet launch height harming thermal ability upsweep tapers same rate thickness wing should about 1/16 center % tip Shape swallow tips match airfoil wing tips Mark cut dihedral breaks fine-toothed razor saw Sand dihedral angles making sure accurate equal both sides wing Glue wing sections together Stabilizer rudder Wood selection important Six-to-seven-pound C- C-B-grain stock best Make certain wood flat free warps Sometimes thinning good sheet 3A2 balsa easier finding good 1/ sheet Its easy err shaping stabilizer too-thick structure will course too Above Zenith dethermalizes drops like shot birdno drifting hanging thermals plywood leading eage giusa out pinning Its quick easy instant glue lets continue next step pop-up Tuselage passes inrough four stages construction Notice wing mount piece initially 1 longer finished length w autnor nas perfecting Silly Putty Dethermalizer system since mid-i 970s claims its reliable easy use big advantage Hand-Launched Glider competition b Full-Size Plans Available Page 192 POP-UP PARTS 1/16 DIA BRASS TUBE 3323/16 00 BRASS TUBE 020 MUSIC WIRE 1 POP-UP SPRING WA \\ \ CGlID REAR VIEW1/IS LIGHT B-GRAIN 10 141b BALSAv LEAD NOSE WEIGHT STRIPS 164 1/8 PLYWOOD LEFT HANDERS REVERSE STABILIZER TILT AND RUDDER OFFSET WASH IN RIGHT WING ONLY FINISH FORMULA-U POLYURETHANE SMEAR ON THEN WIPE OFF WITH TISSUE LEAVING VERY THIN REEDUE WAIT 24 HOURS AND REPEAT SOT TIMER SILLY PUTTY TIMER AVALABLE FROM GARY BUDDENBOHM SEED MENHAROT RD WESTMINSTER CA 92663 $S PLUS $1 SHIPPING ALSO AVAIASLE PROM PAl MODEL SUPPLY BEST LAUNCH 20 DEG RIGHT BANK 60-70 06G UP ANGLE heavy thats too thin fragile prone warp rudder should full /16 bottom good joint stabilizer yet very thin top save weight Since rudder withstands little stress use lightest wood Fuselage pop-up wing method produces Glider rigid glued durable totally reliable Never experience has failure pop-up wing lets airplane drop like shot bird dethermalizer activates Use good-quality l0-to-14-pound-density balsa fuselage Make nine-inchlong wing mount piece main fuselage separately Sand until straight square make sure fit well together Drill hole /16 brass tube rout cavity rectangular brass tube rotary router use Dremel Moto-Tool No 193 cutter job can done drill needle file Drill cavity pop-up spring coils making sure offset centerline File A6-sq groove centered along bottom wing mount piece just above spring coil cavity within /16 hole groove accepts spring arm wing mount down position 1/16 PLYWOOD SIDE PLATES DRILL 5B4 CLEARANCE HOLE IN FUSELAGE END ONE SIDE PATE TAP OTHER FOR 2-SE MACH SCREW 2-553/B ROUND HEAD MACH SCREW EMTH BY STAN BUDDENBOHM DESIGNED 259DRAWN 7/91 SPAN 18 WEIGHT 35-DR GMS SOT TIMER AIRFOL HIGH POINT lANE S-SIb C-GRAIN WASH N LEFT WING ONX CUT THOU CUT HAP WAY THRU BEND DOWN 1/16 & GLUE .--lD-lEb C-GRAIN Place film glue along groove insert rectangular brass tube should fit just below surface prevent interference fit main fuselage wing mount Fit /16 brass tube well checking its just below top surface wing mount prevent interference wing Glue both brass pieces place Align wing mount piece main fuselage brass pin centered brass rectangle Dont bend wing mount align main body little side-to-side misalignment acceptable point Since pieces will cut apart later use single drop glue attach rear wing mount main fuselage glue length over two inches front Carefully sand fuselage sides flat smooth Drill pivot hole No 44 bit Reinforce hole glue avoiding excess adhesive between wing mount fuselage Run drill bit back through hole clean Rough out fuselage profile dont cut wing mount piece yet stabilizer wing mount should parallelthat should no incidence Cut /16 plywood side plates somewhat oversize Note grain direction shown plans Drill clearance hole side plate 05 INCIDENCE BUILT IN WARPED IN LATER AS NEEDED U No 44 bit tap hole other side No 53 bit Use 2-56 tap tap hole Toughen both holes glue drill tap again Shape profile side plates sand both sides smooth outer edges may beveled aerodynamic shape Screw side plates fuselage 2-56 x %-in machine screw making snug tight point wing mount extends about 1 /2 past rear side plates Holding plates proper position secure top wing mount few drops glue take care nothing gets glued fuselage Saw through wing mount front wing position shown plan Remove pivot screw Cut rear wing mount fuselage razor blade remove mount Cut away portion extends past rear plates Bevel back wing mount shown plan 60 0-to-700 pop-up angle Add glue along inside edges side plates wing mount along fuselage wing mount cut away front Too much glue inside side plates will interfere fit body Shape round fuselage one-inch strip / plywood glued Continued page 170 December 1991 63 MAJORAND DISTRIBUTORS *UeKCSALIZNG114 RADIO COIITROL* MODEL AIRCRAFT L ENGINES MODEL BOATS O CONTROL SYSTEMS MODEL EARS LING ACCESSORIES STATIC MOQL COUPSTITIOF Enby free ape tMET RAFFLE allqsbe limit ems eudiba eaegorlm mmilsied per con teebasi Sot Gulf entry par category Contestant t SMT POND eIsiIdgr otiusdul Troplmim amid ribbons wawded over *moat tgwew Sets R0Sea6aetiSsl- MIlitary SC Scale Boatj Military NC Scale- Sport NOR Sbr-PSC Seal SoetIIhmW Work NC grlTnadt Ga * SC GurIT IlleelcIs SC Gilder NC Old Tiqioc RC Pyle mmmi asnadeesRCteI eleiOc AC Helicapiar RC PruclejOl Aerobatics 0i- ouiur 0cSpest R$SporiSWinw Control Line FF Endurance PP INTERNATIONAL MODELER SHOW time PO pu 10127 CW Mss CA 92527 Ph 71416484700 SWAP PlOP BrIng yosirealaabls itpme Ut owap Shop NO OSALERS PLUASSI Table rentSAOOO two day. iacfrdaa gimbalon reqi4aslble own sale IMS responsIble lost stolen items GIANT RAFFLE Radio control eyelet. kits engInes etc. tim tallIed off during show Sig prla numgimalebeinnoi 10 Smaller prizas posted New tIckets soticead dli caltr ever. Prices must claimed show Anoshar tictest * Icr Irice knot chimed ADMISSION 6600 ChIldean under sly g4ou*tta reepban acoompanlad ho see adult 5det0&.4acee*Co5 * ADVANCE TICKETS * iSI Slid uSftIfl line Order tidks gif-sddrgsmed bush-i Se stae Pd glwp0eTickett 00 55 AfloH weeks fpr rsonsi checks ijimi fudge NameDete.... .. dered ___________________________i AinomInt enclosed ______________________ osssessrb Combat/Johnson Continued page 165 theyre much expensive wood props dont break drag blade ground during landing some props proved little too much diameter pitch factory very responsive however will modifying prop needs looks like weve got APC corner might think about supporting guys helping us E responding advertisers mention read about Model Aviation Zenith/Buddenbohm Continued page 63 top fuselage just behind wing mount will protect fuselage pop-up damage Assembly finish Install wing mount securing front rubberband Sand bottom wing center dihedral joint flat square fit wing mount Hold wing proper alignment fuselage secure instant glue Shape finger rest wedge Remove wing mount no glue gets fuselage attach finger rest epoxy Use Formula-U thinned 10-15% mineral spirits Formula-U found RC hobby shops comes variety colors Never use product areas glue joint plannedthe juncture stabilizer fuselage example Put blob Formula-U wing panels using half-inch-wide stick Smear around tissue wipe off using another tissue leaving just thin residue process similar working stain So little finish remains wing can handle itgentlywhile finishing rest model Continued page 172 Kit No 111 THE ULTIMATE 10 DASH 3005 62 Wing Span 1300 Sq 12-16 Lbs 12 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back quarantee Send three 29 stamps additional kit info PRODUCTS FOR TNE flI~AUIN MflnFLFR Complete Line Exhaust Systems d Pipes0 Muffled Tuned Pipes C Headers C Venturi Mufflers C Expansion Mufflers C Helicopter Bail Mufflers C Specialized Exhaust Systems Unsurpassed War 170 Model Aviation OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 Just Time Christmas ALL NEW FINISHING FRIEND SYSTEM fter day lightly sand airplane 400-grit paper remove dust particles Repeat process two four coats Dont try fill grain resulting finish lighter weight about three grams also tough flexible waterproof warp-proof After final coat finish has cured WORLDS DIOCESE SCALE PLAISA S- SERVICE 70000 AOCSI0SE 01111110 ElI StIlL 87 SCALE ECOEL PLANS -0151511 100 PAGE CATALOG PLANS ENLASGINGlAoS 5555505 WAS. ASSSflSDAIA NO 274W SCALE OAOUMESTATOS Z AESASA52S glue rudder stabilizer stabilizer fuselage offset angle shown careful get accurate Put model jig measure stabilizer tilt before gluing Silly Putty Dethermalizer SDT have developing device since mid-1970s no fuses cut burnt fuses dig out no fuse lighter no snuffer tube SDT weighs about three grams takes few seconds reset can set range 10 seconds three minutes-plus activated simply pulling pin accurate within about 15 seconds need never again launch lose Glider because its bother use dethermalizer can practice fly small fields worries competition flying frustration watching thermal go fumble fuses can thing past SDT available Gary Buddenbohm 5652 Meinhardt Road Westminster CA 92683 cost $5 plus $1 shipping handling can also ordered FAI Model Supply Instructions included Pop-up spring hold-down line Push short end pop-up spring cavity until coils just below surface spring arm centered arm centered check whether coils wound backwards Twenty-pound braided Dacron fishing line works best hold-down line Monofilament line other type stretches will serve Tie loop end thread No 8 rubberband back upon itself through loop Place rubberband over timer release arm pull line rubberband stretched about double Pull line leading edge wing opposite finger rest down Wrap line once around fuselage glue body meets bottom second time Flying sure add washin shown plan its essential stability turbulent lift center-of-gravity CG location depends hard throw harder throw less incidence should useand farther aft CG should balance point 55% leading edge about right throw hard first few flights however move CG forward about / provide enough incidence level glide throw off model will have better chance pulling out before hitting ground Zenith should turn 50-to-70ft-diameter circles glide high speed launch increases effects rudder washin reducing effect stabilizer tilt Enough rudder offset needed counter bank launch too much will make model spin bad launch turbulent lift stabilizer tilt produces turn glide also improves roll top launch theres too little turn glide adding wing tip weight will help Zenith best launched about 20 right bank 60-80 up angle Enough incidence should warped trailing edge stabilizer Glider will just past verticalabout 95 mum height way will roll horizontal glide stalling Fliers commonly misjudge adjusting incidence model never gets past vertical launch dives has too little incidence model speeds past 95 angle before slowing has too much incidence plane banks too much launch pilots often add opposite rudder instead decreasing incidence straighten climb overcome bank proper roll build fly Zenith Id delighted hear experiences Write 5652 Meinhardt Road Westminster CA 92683 same address brother Gary D Sport & Scale/Warner Continued page 65 Fly LightFly Free Flight motto SAMS George Wallbridges mail-order house England 58-page catalog lots pictures drawings inspiration free except need send $2 US currency cover postage SAMS has over 1600 goodies ir stock including just about everything thats available US plus plenty stuff thats Continued page 1 7 172 Model Aviation S55l5 WA252SC7AASAC WISOAAaaSASISS IA 2015 eSgISfl 05125 PLANS 8 545 5012 & PASSA USA it Ply AASMSASlAl SAMS MODELS SPITFIRE England13 cr26 span Europes leading F ee F ght & V ntage specialist SAMS 1600 item catalog FREE Send $2 postage SAMS Chapel Sandon Herts SG9 OQJ England NOTE $ bills/VISA Master Card hecks & stamps valid England
Edition: Model Aviation - 1991/12
Page Numbers: 61, 62, 63, 170, 172
design thats good bet smoke out competition HLG U Stan Buddenbohm IF YOURE READY go roll Hand-Launched Gliderif think can take winning contest after contestthis model sure bet Zenith has proven itself over over serious competition Renowned FlA flier Bob Isaacson called best hes seenand anyone accomplished Bob Hand-Launched Glider HLG should know built Zenith February 1989 immediately afterward model won its first competition Max Men Annual Win followed win first place 1989 Nationals first second places 1990 USFFC first fourth places 1991 USFFC plus multiple wins annual meets local events sponsored southern California clubs Several factors combine give Zenith competitive advantage Its transition launch glide cut above norm Its forgiving launch little off good transition top still probable will center lift stay wont dump out thermalseven powerful turbulent ones can throw high launch Just important has pop-up wing Silly Putty Dethermalizer Construction Reference left right pilots vantage point throughout youre left-handed reverse everything having turning Unless otherwise specified use thin instant glues Anyone whos success building flying Gliders should ready model Zenith recommended beginning HLG builders Wing Use five-to-six-pound-density B- C-grain balsa wing except swallow tips Such balsa difficult obtain its worth search Compromising wood will also compromise some Gliders competitive advantage Use 12-to-16-pound-density C-grain balsa swallow tips Note direction grain shown plan tips completed separately weigh few tenths gram made lighter wood Shape wing outline add plywood leading edge December 1991 61 Heres clever Above Zenith designed function looks swallow tips help smooth tip vor tices making better transition launch giide greater stability turbulent lift Below Achieving correct stabilizer tilt important Eyeballing isnt good enough author wHin ma flLU ana ran OT tropnies already has won read like history big-time FF competition since 1959 fIrst place 89 USFFC first place 89 Nationals High Time Award 89 Tuisa Glue Dobbers 89 Southern California Free Flight Champion first second places 90 USFFC 90 NFFS HLG Year first fourth places 91 USFFC plywood used leading edge offers three advantages First neednt wet go around curves Second since adheres well instant glue can apply pinning building board Third its very tough Avoid plywood flaking splintering along edges indicates inferior lamination Slice off long A-in strips making three four passes razor knife strip wing upside down hold strips overlaps bottom wing about % Begin gluing near end working way other end few inches time Apply two thicknesses wing swallow tips stabilizer Sand plywood smooth flush bottom wing sand leading edge top taper done two steps center panels taper 42 tip panels /16 Mark high point airfoil fine-tip pen broad-tip marker draw parallel lines approximately half-inch intervals leading edge trailing edge Sanding away marks 11 have clear sense job progressing shape airfoil Finish shaping airfoil creating upsweep bottom will add several feet launch height harming thermal ability upsweep tapers same rate thickness wing should about 1/16 center % tip Shape swallow tips match airfoil wing tips Mark cut dihedral breaks fine-toothed razor saw Sand dihedral angles making sure accurate equal both sides wing Glue wing sections together Stabilizer rudder Wood selection important Six-to-seven-pound C- C-B-grain stock best Make certain wood flat free warps Sometimes thinning good sheet 3A2 balsa easier finding good 1/ sheet Its easy err shaping stabilizer too-thick structure will course too Above Zenith dethermalizes drops like shot birdno drifting hanging thermals plywood leading eage giusa out pinning Its quick easy instant glue lets continue next step pop-up Tuselage passes inrough four stages construction Notice wing mount piece initially 1 longer finished length w autnor nas perfecting Silly Putty Dethermalizer system since mid-i 970s claims its reliable easy use big advantage Hand-Launched Glider competition b Full-Size Plans Available Page 192 POP-UP PARTS 1/16 DIA BRASS TUBE 3323/16 00 BRASS TUBE 020 MUSIC WIRE 1 POP-UP SPRING WA \\ \ CGlID REAR VIEW1/IS LIGHT B-GRAIN 10 141b BALSAv LEAD NOSE WEIGHT STRIPS 164 1/8 PLYWOOD LEFT HANDERS REVERSE STABILIZER TILT AND RUDDER OFFSET WASH IN RIGHT WING ONLY FINISH FORMULA-U POLYURETHANE SMEAR ON THEN WIPE OFF WITH TISSUE LEAVING VERY THIN REEDUE WAIT 24 HOURS AND REPEAT SOT TIMER SILLY PUTTY TIMER AVALABLE FROM GARY BUDDENBOHM SEED MENHAROT RD WESTMINSTER CA 92663 $S PLUS $1 SHIPPING ALSO AVAIASLE PROM PAl MODEL SUPPLY BEST LAUNCH 20 DEG RIGHT BANK 60-70 06G UP ANGLE heavy thats too thin fragile prone warp rudder should full /16 bottom good joint stabilizer yet very thin top save weight Since rudder withstands little stress use lightest wood Fuselage pop-up wing method produces Glider rigid glued durable totally reliable Never experience has failure pop-up wing lets airplane drop like shot bird dethermalizer activates Use good-quality l0-to-14-pound-density balsa fuselage Make nine-inchlong wing mount piece main fuselage separately Sand until straight square make sure fit well together Drill hole /16 brass tube rout cavity rectangular brass tube rotary router use Dremel Moto-Tool No 193 cutter job can done drill needle file Drill cavity pop-up spring coils making sure offset centerline File A6-sq groove centered along bottom wing mount piece just above spring coil cavity within /16 hole groove accepts spring arm wing mount down position 1/16 PLYWOOD SIDE PLATES DRILL 5B4 CLEARANCE HOLE IN FUSELAGE END ONE SIDE PATE TAP OTHER FOR 2-SE MACH SCREW 2-553/B ROUND HEAD MACH SCREW EMTH BY STAN BUDDENBOHM DESIGNED 259DRAWN 7/91 SPAN 18 WEIGHT 35-DR GMS SOT TIMER AIRFOL HIGH POINT lANE S-SIb C-GRAIN WASH N LEFT WING ONX CUT THOU CUT HAP WAY THRU BEND DOWN 1/16 & GLUE .--lD-lEb C-GRAIN Place film glue along groove insert rectangular brass tube should fit just below surface prevent interference fit main fuselage wing mount Fit /16 brass tube well checking its just below top surface wing mount prevent interference wing Glue both brass pieces place Align wing mount piece main fuselage brass pin centered brass rectangle Dont bend wing mount align main body little side-to-side misalignment acceptable point Since pieces will cut apart later use single drop glue attach rear wing mount main fuselage glue length over two inches front Carefully sand fuselage sides flat smooth Drill pivot hole No 44 bit Reinforce hole glue avoiding excess adhesive between wing mount fuselage Run drill bit back through hole clean Rough out fuselage profile dont cut wing mount piece yet stabilizer wing mount should parallelthat should no incidence Cut /16 plywood side plates somewhat oversize Note grain direction shown plans Drill clearance hole side plate 05 INCIDENCE BUILT IN WARPED IN LATER AS NEEDED U No 44 bit tap hole other side No 53 bit Use 2-56 tap tap hole Toughen both holes glue drill tap again Shape profile side plates sand both sides smooth outer edges may beveled aerodynamic shape Screw side plates fuselage 2-56 x %-in machine screw making snug tight point wing mount extends about 1 /2 past rear side plates Holding plates proper position secure top wing mount few drops glue take care nothing gets glued fuselage Saw through wing mount front wing position shown plan Remove pivot screw Cut rear wing mount fuselage razor blade remove mount Cut away portion extends past rear plates Bevel back wing mount shown plan 60 0-to-700 pop-up angle Add glue along inside edges side plates wing mount along fuselage wing mount cut away front Too much glue inside side plates will interfere fit body Shape round fuselage one-inch strip / plywood glued Continued page 170 December 1991 63 MAJORAND DISTRIBUTORS *UeKCSALIZNG114 RADIO COIITROL* MODEL AIRCRAFT L ENGINES MODEL BOATS O CONTROL SYSTEMS MODEL EARS LING ACCESSORIES STATIC MOQL COUPSTITIOF Enby free ape tMET RAFFLE allqsbe limit ems eudiba eaegorlm mmilsied per con teebasi Sot Gulf entry par category Contestant t SMT POND eIsiIdgr otiusdul Troplmim amid ribbons wawded over *moat tgwew Sets R0Sea6aetiSsl- MIlitary SC Scale Boatj Military NC Scale- Sport NOR Sbr-PSC Seal SoetIIhmW Work NC grlTnadt Ga * SC GurIT IlleelcIs SC Gilder NC Old Tiqioc RC Pyle mmmi asnadeesRCteI eleiOc AC Helicapiar RC PruclejOl Aerobatics 0i- ouiur 0cSpest R$SporiSWinw Control Line FF Endurance PP INTERNATIONAL MODELER SHOW time PO pu 10127 CW Mss CA 92527 Ph 71416484700 SWAP PlOP BrIng yosirealaabls itpme Ut owap Shop NO OSALERS PLUASSI Table rentSAOOO two day. iacfrdaa gimbalon reqi4aslble own sale IMS responsIble lost stolen items GIANT RAFFLE Radio control eyelet. kits engInes etc. tim tallIed off during show Sig prla numgimalebeinnoi 10 Smaller prizas posted New tIckets soticead dli caltr ever. Prices must claimed show Anoshar tictest * Icr Irice knot chimed ADMISSION 6600 ChIldean under sly g4ou*tta reepban acoompanlad ho see adult 5det0&.4acee*Co5 * ADVANCE TICKETS * iSI Slid uSftIfl line Order tidks gif-sddrgsmed bush-i Se stae Pd glwp0eTickett 00 55 AfloH weeks fpr rsonsi checks ijimi fudge NameDete.... .. dered ___________________________i AinomInt enclosed ______________________ osssessrb Combat/Johnson Continued page 165 theyre much expensive wood props dont break drag blade ground during landing some props proved little too much diameter pitch factory very responsive however will modifying prop needs looks like weve got APC corner might think about supporting guys helping us E responding advertisers mention read about Model Aviation Zenith/Buddenbohm Continued page 63 top fuselage just behind wing mount will protect fuselage pop-up damage Assembly finish Install wing mount securing front rubberband Sand bottom wing center dihedral joint flat square fit wing mount Hold wing proper alignment fuselage secure instant glue Shape finger rest wedge Remove wing mount no glue gets fuselage attach finger rest epoxy Use Formula-U thinned 10-15% mineral spirits Formula-U found RC hobby shops comes variety colors Never use product areas glue joint plannedthe juncture stabilizer fuselage example Put blob Formula-U wing panels using half-inch-wide stick Smear around tissue wipe off using another tissue leaving just thin residue process similar working stain So little finish remains wing can handle itgentlywhile finishing rest model Continued page 172 Kit No 111 THE ULTIMATE 10 DASH 3005 62 Wing Span 1300 Sq 12-16 Lbs 12 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back quarantee Send three 29 stamps additional kit info PRODUCTS FOR TNE flI~AUIN MflnFLFR Complete Line Exhaust Systems d Pipes0 Muffled Tuned Pipes C Headers C Venturi Mufflers C Expansion Mufflers C Helicopter Bail Mufflers C Specialized Exhaust Systems Unsurpassed War 170 Model Aviation OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 Just Time Christmas ALL NEW FINISHING FRIEND SYSTEM fter day lightly sand airplane 400-grit paper remove dust particles Repeat process two four coats Dont try fill grain resulting finish lighter weight about three grams also tough flexible waterproof warp-proof After final coat finish has cured WORLDS DIOCESE SCALE PLAISA S- SERVICE 70000 AOCSI0SE 01111110 ElI StIlL 87 SCALE ECOEL PLANS -0151511 100 PAGE CATALOG PLANS ENLASGINGlAoS 5555505 WAS. ASSSflSDAIA NO 274W SCALE OAOUMESTATOS Z AESASA52S glue rudder stabilizer stabilizer fuselage offset angle shown careful get accurate Put model jig measure stabilizer tilt before gluing Silly Putty Dethermalizer SDT have developing device since mid-1970s no fuses cut burnt fuses dig out no fuse lighter no snuffer tube SDT weighs about three grams takes few seconds reset can set range 10 seconds three minutes-plus activated simply pulling pin accurate within about 15 seconds need never again launch lose Glider because its bother use dethermalizer can practice fly small fields worries competition flying frustration watching thermal go fumble fuses can thing past SDT available Gary Buddenbohm 5652 Meinhardt Road Westminster CA 92683 cost $5 plus $1 shipping handling can also ordered FAI Model Supply Instructions included Pop-up spring hold-down line Push short end pop-up spring cavity until coils just below surface spring arm centered arm centered check whether coils wound backwards Twenty-pound braided Dacron fishing line works best hold-down line Monofilament line other type stretches will serve Tie loop end thread No 8 rubberband back upon itself through loop Place rubberband over timer release arm pull line rubberband stretched about double Pull line leading edge wing opposite finger rest down Wrap line once around fuselage glue body meets bottom second time Flying sure add washin shown plan its essential stability turbulent lift center-of-gravity CG location depends hard throw harder throw less incidence should useand farther aft CG should balance point 55% leading edge about right throw hard first few flights however move CG forward about / provide enough incidence level glide throw off model will have better chance pulling out before hitting ground Zenith should turn 50-to-70ft-diameter circles glide high speed launch increases effects rudder washin reducing effect stabilizer tilt Enough rudder offset needed counter bank launch too much will make model spin bad launch turbulent lift stabilizer tilt produces turn glide also improves roll top launch theres too little turn glide adding wing tip weight will help Zenith best launched about 20 right bank 60-80 up angle Enough incidence should warped trailing edge stabilizer Glider will just past verticalabout 95 mum height way will roll horizontal glide stalling Fliers commonly misjudge adjusting incidence model never gets past vertical launch dives has too little incidence model speeds past 95 angle before slowing has too much incidence plane banks too much launch pilots often add opposite rudder instead decreasing incidence straighten climb overcome bank proper roll build fly Zenith Id delighted hear experiences Write 5652 Meinhardt Road Westminster CA 92683 same address brother Gary D Sport & Scale/Warner Continued page 65 Fly LightFly Free Flight motto SAMS George Wallbridges mail-order house England 58-page catalog lots pictures drawings inspiration free except need send $2 US currency cover postage SAMS has over 1600 goodies ir stock including just about everything thats available US plus plenty stuff thats Continued page 1 7 172 Model Aviation S55l5 WA252SC7AASAC WISOAAaaSASISS IA 2015 eSgISfl 05125 PLANS 8 545 5012 & PASSA USA it Ply AASMSASlAl SAMS MODELS SPITFIRE England13 cr26 span Europes leading F ee F ght & V ntage specialist SAMS 1600 item catalog FREE Send $2 postage SAMS Chapel Sandon Herts SG9 OQJ England NOTE $ bills/VISA Master Card hecks & stamps valid England