OD Racimg BH Hiager THE NATIONALS finally arrived now over months preparation decisions worries now history writer thinks time spent planning different people over country well spent results week fantastic flying excitement For people came Dayton hope enjoyed town people Dayton big thanks work done help put out 1976 Nats Dayton glad its over thankful things went well Sunday August 1 big day waiting day processing Quarter Midgets pilots man stood long line processing table hoped few days would winner what saved up last eleven months go Nats As looked down long row Quarter Midgets thought going much bigger job ever antici pated Ive never seen Quarter Midgets place before 81 pilots 125 Quarter Midgets 125 planes built TLC sure sight see After 125 planes processed ready good nights sleep Monday morning Thats what thought wife Nancy never dreamed much paper work necessary before plane could take off morning sure found out quickly After hours writing Nancy helpers thing ready go weather Monday Tuesday Wednesday pretty good bit cool Ohio time year sunny After smoke cleared 126 heats racing over sighed relief no serious problems just small protest some very excited winners tie first place broken fly-off fly-off between George Parks Dave Pearce After exciting fly-off race Dave will never forget Dave Pearce right won both Quarter Midget Formula 81 pilots Quarter Midget 82 Formula Top five Quarter Midget R Dave Pearce George Parks Gale Helms Gail Jacobson Bob Reuther 125 planes class built tender loving care Pearce official winner 1976 fast time Quarter Midget 1351 Tom Christopher too zeroes got Toms way year winner Best Junior-Senior Trophy went Brian Richmond Brian also finished 11th place over older guys better watch out youngster After final race Quarter Midget impounded top 20 planes After checking planes engines winners found engine chrome liner plane pilot disqualified being illegal Thus flier competed during event lost third-place win Thinking its finally over started go home take nap Nancy grabs fore could get too far have hurry lunch because processing Formula starts 300 same afternoon make back Nats Headquarters within hour Its 255 As walked hangar sight see Eighty-two pilots beauti fully shined detailed Formula racers stood line processed As saw beautiful planes feeling deep inside did agree CD Formula I would much rather line standing head everyone knows Formula racing great part life familys Its blood grinning beneath blue baseball cap far back long line stood son Rob Under arm wing racers entered years Nationals grinned back him went job processing next year better believe son will long line together Horrible Hager Racing Team Thats wifes idea since Dayton newspaper cartoon strip called Hagar Horrible jokingly says name fits might well use As processing closed 600 someone reminded few airplanes 14 Model Aviation Best Scale went Bob Violett beau tiful Pole Cat clean airplane Left Some 132 Formula aircraft lined up judging judges Above Pilots callers trying look relaxed wait ing clock start Formula Below Quarter Midget identifica tion pilots prepare race After K&B Team pitched repair badly mangled Form belonging Whit Stockwell almost all-night jobthey autographed wing Flew second place heat next day sitting neat rows needed judged another sight see very difficult job weed out racer say plane scale rest hy 1030 pm exactly what two helpers 1 done winner Bob Violett beautiful Pole Cat Vie walked off trophy number starting position Thursday morning started other three-day event Formula Friday rained very cold nor mal Dayton Ohio weather time year rained hard elay races about hour Saturody morning still cool finally stopped raining several mid-airs Whit Stockwell lost plane Friday several buddies woked night Saturday morning plane back competition real determination repair badly damaged plane quickly plane reinspected safety back racing After 7 rounds 147 heats racing 1976 Nats winner Formula winner very nervous flier name Dave Pearce [1mm have heard name before Dave really together came away winner both Quarter Midget Formula Fantastic Congratulations Dave continued page 90 November1976 15 Left Mr Fast would Tom Christopher turned best Quarter Midget time 1351 Pilots callers trying figure out set needle valves Dayton humidity seven rounds l47heats Formula Midget Mustang/Ballard continued page 62 might want produce own mega phone thinner wall 012/022 horn creates resonance con sequently yields slightly higher per formance Propeller Selection proper sizing propeller can make break Rossi two brands have worked Bartels 7X6 Kelly 7X6 Bartels difficult acquire Kelly Aldon Kelly produces six different types 7X6 propellers either fiberglass carbon fiber address Kelly Products Inc PO Box 38 WestHIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPLETELY FUEL PROOF SPECIAL PRO SERIES 2 POR NCFREE FLIGHT CONTROL LINE DIA PITCH PRICE 5%3485 63485 733%4110 83Y.456115 945677%125 10467130 106W 8W130 106EW135 114677. 7% 7% 8145 118EW150 11%67150 126155 12SW160 1356195 1456225 1556275 164A6350 W WIDE BLADE 6W EXTRA WIDE ADVANCED DESIGN NO 1 IN PYLON RACING LEADING SPEED RECORD HOLDER OF ALL TIMES NC FYLON RACING DIA PITCH PRICE 573%4110 756125 7 SN 6N 125 8% 6%77% 150 9 6A77A 150 CONTROL LINE SPEED& RACING DIAPITCHPRICE 4%8A7110 4%55%110 6788%120 77%10%11125 88135 8SN SAN135 8%77%140 81213150 NNARROW em Springs IL 60558 prop use measures 6/s X 5 Different engines atmospheric conditions may require some modification sure carefully balance prop prior mounting engine Re-Starting During Pit Stops problem consistent re-starts dur ing racing conditions often caused faulty weak battery have some difficulty finding dependable battery plug meter could easily tached arm cumber some Re-starts during cold rainy meets often difficult no way creasing reducing voltage glow plug changes climate Fusite Division Emerson Electric Company has produced compact 2-volt battery pack contains rheostat match voltage glow plug require ments includes built-in plug meter unit small packed polypro pylene case Racing team event man can alone would like thank pit man Gary Fentress hard work thorough preparedness has en abled system presented consistent winner have questions comments address 10102 Kimblewick Drive Louisville KY 40223 Good luck good racing Nats/CL Navy/Perry continued page 29 new Junior record 3411 winning Class Jim Potochniks second-place score 3363 also high enough have placed Open class two Juniors experienced competitors should have years successful Carrier fly ing ahead Open Class won Bill Boss 3455 Guardian Competition keen Class places changing throughout day over 10 points separated first fifth place Dick Perry first Class II a205 sq MO-I Class II winners ranked high-speed scores because relatively small variations low speed 4 mph second through fifth place Class increased emphasis low speed under new scoring system greater spread low speed scores made high speed less dominant determining placing speeds recorded trophy winners Class II ranged 95 mph 120 mph high 237 34 mph low speed 417 Class Profile Carrier Aloise family took honors again Carlos Senior winner 1975 winning Open Richard winning Junior again year Carlos E 1975 Open champ entered did fly Senior Profile Carrier won Otto Graf Two topics debate surfaced Profile Carrier yearthe cost engines procedure slow flight newer engines being developed Profile Carrier rather expensive compared stand ard engines few years ago some concern increasing cost newer specialty engines creasing number modified racing 40 engines appearing Profile Carrier will bad event some engines present Nats contestants brought didnt use choosing instead run conventional engines excitement over slow flight centered around Dick Davis modified Mon goose Dick has become quite good hanging Mongoose prop atti tudes greater 600 nose high resulting low speeds three attempts under 10 mph Dick lost forward motion first attempt missed land ings two official flights preventing him winning first place setting new record Dicks slow flight technique quite legal admired pilot ing skill must wonder what ad verse effect such development could have theevent opinions expressed against predominant feel ing seemed flight portion low-speed flight should emphasized old well-used models classes Wait until next year dominant theme whenever anyone asked about plans new aircraft plans become reality next years Carrier events should full surprises Nats/RC Pylon/Hager continued page 15 Kent Nogy placed second fly-off between Bill Preis Bruce Rich mond third Third determined Bill Preis made high-speed touchand-go coming around #3 pylon Bruce Richmond took third Bill Preis ended up fourth fast time Formula 1199 turned Bob Brogdon Best Junior-Senior trophy went Bruce Richmond Hmm have heard name Bruce Brian brothers Bruce finished third place over Nice going guys looked like Richmond brothers will have rent trailer get trophies home Watch next year What week racing would have possible help great bunch guys gals worked hard want take opportunity thank 60 people helped make pylon racing success 1976 Nationals 90 Model Aviation SERIES 400 B FOE SPEED & RACING 1 I
Edition: Model Aviation - 1976/11
Page Numbers: 14, 15, 90
OD Racimg BH Hiager THE NATIONALS finally arrived now over months preparation decisions worries now history writer thinks time spent planning different people over country well spent results week fantastic flying excitement For people came Dayton hope enjoyed town people Dayton big thanks work done help put out 1976 Nats Dayton glad its over thankful things went well Sunday August 1 big day waiting day processing Quarter Midgets pilots man stood long line processing table hoped few days would winner what saved up last eleven months go Nats As looked down long row Quarter Midgets thought going much bigger job ever antici pated Ive never seen Quarter Midgets place before 81 pilots 125 Quarter Midgets 125 planes built TLC sure sight see After 125 planes processed ready good nights sleep Monday morning Thats what thought wife Nancy never dreamed much paper work necessary before plane could take off morning sure found out quickly After hours writing Nancy helpers thing ready go weather Monday Tuesday Wednesday pretty good bit cool Ohio time year sunny After smoke cleared 126 heats racing over sighed relief no serious problems just small protest some very excited winners tie first place broken fly-off fly-off between George Parks Dave Pearce After exciting fly-off race Dave will never forget Dave Pearce right won both Quarter Midget Formula 81 pilots Quarter Midget 82 Formula Top five Quarter Midget R Dave Pearce George Parks Gale Helms Gail Jacobson Bob Reuther 125 planes class built tender loving care Pearce official winner 1976 fast time Quarter Midget 1351 Tom Christopher too zeroes got Toms way year winner Best Junior-Senior Trophy went Brian Richmond Brian also finished 11th place over older guys better watch out youngster After final race Quarter Midget impounded top 20 planes After checking planes engines winners found engine chrome liner plane pilot disqualified being illegal Thus flier competed during event lost third-place win Thinking its finally over started go home take nap Nancy grabs fore could get too far have hurry lunch because processing Formula starts 300 same afternoon make back Nats Headquarters within hour Its 255 As walked hangar sight see Eighty-two pilots beauti fully shined detailed Formula racers stood line processed As saw beautiful planes feeling deep inside did agree CD Formula I would much rather line standing head everyone knows Formula racing great part life familys Its blood grinning beneath blue baseball cap far back long line stood son Rob Under arm wing racers entered years Nationals grinned back him went job processing next year better believe son will long line together Horrible Hager Racing Team Thats wifes idea since Dayton newspaper cartoon strip called Hagar Horrible jokingly says name fits might well use As processing closed 600 someone reminded few airplanes 14 Model Aviation Best Scale went Bob Violett beau tiful Pole Cat clean airplane Left Some 132 Formula aircraft lined up judging judges Above Pilots callers trying look relaxed wait ing clock start Formula Below Quarter Midget identifica tion pilots prepare race After K&B Team pitched repair badly mangled Form belonging Whit Stockwell almost all-night jobthey autographed wing Flew second place heat next day sitting neat rows needed judged another sight see very difficult job weed out racer say plane scale rest hy 1030 pm exactly what two helpers 1 done winner Bob Violett beautiful Pole Cat Vie walked off trophy number starting position Thursday morning started other three-day event Formula Friday rained very cold nor mal Dayton Ohio weather time year rained hard elay races about hour Saturody morning still cool finally stopped raining several mid-airs Whit Stockwell lost plane Friday several buddies woked night Saturday morning plane back competition real determination repair badly damaged plane quickly plane reinspected safety back racing After 7 rounds 147 heats racing 1976 Nats winner Formula winner very nervous flier name Dave Pearce [1mm have heard name before Dave really together came away winner both Quarter Midget Formula Fantastic Congratulations Dave continued page 90 November1976 15 Left Mr Fast would Tom Christopher turned best Quarter Midget time 1351 Pilots callers trying figure out set needle valves Dayton humidity seven rounds l47heats Formula Midget Mustang/Ballard continued page 62 might want produce own mega phone thinner wall 012/022 horn creates resonance con sequently yields slightly higher per formance Propeller Selection proper sizing propeller can make break Rossi two brands have worked Bartels 7X6 Kelly 7X6 Bartels difficult acquire Kelly Aldon Kelly produces six different types 7X6 propellers either fiberglass carbon fiber address Kelly Products Inc PO Box 38 WestHIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPLETELY FUEL PROOF SPECIAL PRO SERIES 2 POR NCFREE FLIGHT CONTROL LINE DIA PITCH PRICE 5%3485 63485 733%4110 83Y.456115 945677%125 10467130 106W 8W130 106EW135 114677. 7% 7% 8145 118EW150 11%67150 126155 12SW160 1356195 1456225 1556275 164A6350 W WIDE BLADE 6W EXTRA WIDE ADVANCED DESIGN NO 1 IN PYLON RACING LEADING SPEED RECORD HOLDER OF ALL TIMES NC FYLON RACING DIA PITCH PRICE 573%4110 756125 7 SN 6N 125 8% 6%77% 150 9 6A77A 150 CONTROL LINE SPEED& RACING DIAPITCHPRICE 4%8A7110 4%55%110 6788%120 77%10%11125 88135 8SN SAN135 8%77%140 81213150 NNARROW em Springs IL 60558 prop use measures 6/s X 5 Different engines atmospheric conditions may require some modification sure carefully balance prop prior mounting engine Re-Starting During Pit Stops problem consistent re-starts dur ing racing conditions often caused faulty weak battery have some difficulty finding dependable battery plug meter could easily tached arm cumber some Re-starts during cold rainy meets often difficult no way creasing reducing voltage glow plug changes climate Fusite Division Emerson Electric Company has produced compact 2-volt battery pack contains rheostat match voltage glow plug require ments includes built-in plug meter unit small packed polypro pylene case Racing team event man can alone would like thank pit man Gary Fentress hard work thorough preparedness has en abled system presented consistent winner have questions comments address 10102 Kimblewick Drive Louisville KY 40223 Good luck good racing Nats/CL Navy/Perry continued page 29 new Junior record 3411 winning Class Jim Potochniks second-place score 3363 also high enough have placed Open class two Juniors experienced competitors should have years successful Carrier fly ing ahead Open Class won Bill Boss 3455 Guardian Competition keen Class places changing throughout day over 10 points separated first fifth place Dick Perry first Class II a205 sq MO-I Class II winners ranked high-speed scores because relatively small variations low speed 4 mph second through fifth place Class increased emphasis low speed under new scoring system greater spread low speed scores made high speed less dominant determining placing speeds recorded trophy winners Class II ranged 95 mph 120 mph high 237 34 mph low speed 417 Class Profile Carrier Aloise family took honors again Carlos Senior winner 1975 winning Open Richard winning Junior again year Carlos E 1975 Open champ entered did fly Senior Profile Carrier won Otto Graf Two topics debate surfaced Profile Carrier yearthe cost engines procedure slow flight newer engines being developed Profile Carrier rather expensive compared stand ard engines few years ago some concern increasing cost newer specialty engines creasing number modified racing 40 engines appearing Profile Carrier will bad event some engines present Nats contestants brought didnt use choosing instead run conventional engines excitement over slow flight centered around Dick Davis modified Mon goose Dick has become quite good hanging Mongoose prop atti tudes greater 600 nose high resulting low speeds three attempts under 10 mph Dick lost forward motion first attempt missed land ings two official flights preventing him winning first place setting new record Dicks slow flight technique quite legal admired pilot ing skill must wonder what ad verse effect such development could have theevent opinions expressed against predominant feel ing seemed flight portion low-speed flight should emphasized old well-used models classes Wait until next year dominant theme whenever anyone asked about plans new aircraft plans become reality next years Carrier events should full surprises Nats/RC Pylon/Hager continued page 15 Kent Nogy placed second fly-off between Bill Preis Bruce Rich mond third Third determined Bill Preis made high-speed touchand-go coming around #3 pylon Bruce Richmond took third Bill Preis ended up fourth fast time Formula 1199 turned Bob Brogdon Best Junior-Senior trophy went Bruce Richmond Hmm have heard name Bruce Brian brothers Bruce finished third place over Nice going guys looked like Richmond brothers will have rent trailer get trophies home Watch next year What week racing would have possible help great bunch guys gals worked hard want take opportunity thank 60 people helped make pylon racing success 1976 Nationals 90 Model Aviation SERIES 400 B FOE SPEED & RACING 1 I
Edition: Model Aviation - 1976/11
Page Numbers: 14, 15, 90
OD Racimg BH Hiager THE NATIONALS finally arrived now over months preparation decisions worries now history writer thinks time spent planning different people over country well spent results week fantastic flying excitement For people came Dayton hope enjoyed town people Dayton big thanks work done help put out 1976 Nats Dayton glad its over thankful things went well Sunday August 1 big day waiting day processing Quarter Midgets pilots man stood long line processing table hoped few days would winner what saved up last eleven months go Nats As looked down long row Quarter Midgets thought going much bigger job ever antici pated Ive never seen Quarter Midgets place before 81 pilots 125 Quarter Midgets 125 planes built TLC sure sight see After 125 planes processed ready good nights sleep Monday morning Thats what thought wife Nancy never dreamed much paper work necessary before plane could take off morning sure found out quickly After hours writing Nancy helpers thing ready go weather Monday Tuesday Wednesday pretty good bit cool Ohio time year sunny After smoke cleared 126 heats racing over sighed relief no serious problems just small protest some very excited winners tie first place broken fly-off fly-off between George Parks Dave Pearce After exciting fly-off race Dave will never forget Dave Pearce right won both Quarter Midget Formula 81 pilots Quarter Midget 82 Formula Top five Quarter Midget R Dave Pearce George Parks Gale Helms Gail Jacobson Bob Reuther 125 planes class built tender loving care Pearce official winner 1976 fast time Quarter Midget 1351 Tom Christopher too zeroes got Toms way year winner Best Junior-Senior Trophy went Brian Richmond Brian also finished 11th place over older guys better watch out youngster After final race Quarter Midget impounded top 20 planes After checking planes engines winners found engine chrome liner plane pilot disqualified being illegal Thus flier competed during event lost third-place win Thinking its finally over started go home take nap Nancy grabs fore could get too far have hurry lunch because processing Formula starts 300 same afternoon make back Nats Headquarters within hour Its 255 As walked hangar sight see Eighty-two pilots beauti fully shined detailed Formula racers stood line processed As saw beautiful planes feeling deep inside did agree CD Formula I would much rather line standing head everyone knows Formula racing great part life familys Its blood grinning beneath blue baseball cap far back long line stood son Rob Under arm wing racers entered years Nationals grinned back him went job processing next year better believe son will long line together Horrible Hager Racing Team Thats wifes idea since Dayton newspaper cartoon strip called Hagar Horrible jokingly says name fits might well use As processing closed 600 someone reminded few airplanes 14 Model Aviation Best Scale went Bob Violett beau tiful Pole Cat clean airplane Left Some 132 Formula aircraft lined up judging judges Above Pilots callers trying look relaxed wait ing clock start Formula Below Quarter Midget identifica tion pilots prepare race After K&B Team pitched repair badly mangled Form belonging Whit Stockwell almost all-night jobthey autographed wing Flew second place heat next day sitting neat rows needed judged another sight see very difficult job weed out racer say plane scale rest hy 1030 pm exactly what two helpers 1 done winner Bob Violett beautiful Pole Cat Vie walked off trophy number starting position Thursday morning started other three-day event Formula Friday rained very cold nor mal Dayton Ohio weather time year rained hard elay races about hour Saturody morning still cool finally stopped raining several mid-airs Whit Stockwell lost plane Friday several buddies woked night Saturday morning plane back competition real determination repair badly damaged plane quickly plane reinspected safety back racing After 7 rounds 147 heats racing 1976 Nats winner Formula winner very nervous flier name Dave Pearce [1mm have heard name before Dave really together came away winner both Quarter Midget Formula Fantastic Congratulations Dave continued page 90 November1976 15 Left Mr Fast would Tom Christopher turned best Quarter Midget time 1351 Pilots callers trying figure out set needle valves Dayton humidity seven rounds l47heats Formula Midget Mustang/Ballard continued page 62 might want produce own mega phone thinner wall 012/022 horn creates resonance con sequently yields slightly higher per formance Propeller Selection proper sizing propeller can make break Rossi two brands have worked Bartels 7X6 Kelly 7X6 Bartels difficult acquire Kelly Aldon Kelly produces six different types 7X6 propellers either fiberglass carbon fiber address Kelly Products Inc PO Box 38 WestHIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPLETELY FUEL PROOF SPECIAL PRO SERIES 2 POR NCFREE FLIGHT CONTROL LINE DIA PITCH PRICE 5%3485 63485 733%4110 83Y.456115 945677%125 10467130 106W 8W130 106EW135 114677. 7% 7% 8145 118EW150 11%67150 126155 12SW160 1356195 1456225 1556275 164A6350 W WIDE BLADE 6W EXTRA WIDE ADVANCED DESIGN NO 1 IN PYLON RACING LEADING SPEED RECORD HOLDER OF ALL TIMES NC FYLON RACING DIA PITCH PRICE 573%4110 756125 7 SN 6N 125 8% 6%77% 150 9 6A77A 150 CONTROL LINE SPEED& RACING DIAPITCHPRICE 4%8A7110 4%55%110 6788%120 77%10%11125 88135 8SN SAN135 8%77%140 81213150 NNARROW em Springs IL 60558 prop use measures 6/s X 5 Different engines atmospheric conditions may require some modification sure carefully balance prop prior mounting engine Re-Starting During Pit Stops problem consistent re-starts dur ing racing conditions often caused faulty weak battery have some difficulty finding dependable battery plug meter could easily tached arm cumber some Re-starts during cold rainy meets often difficult no way creasing reducing voltage glow plug changes climate Fusite Division Emerson Electric Company has produced compact 2-volt battery pack contains rheostat match voltage glow plug require ments includes built-in plug meter unit small packed polypro pylene case Racing team event man can alone would like thank pit man Gary Fentress hard work thorough preparedness has en abled system presented consistent winner have questions comments address 10102 Kimblewick Drive Louisville KY 40223 Good luck good racing Nats/CL Navy/Perry continued page 29 new Junior record 3411 winning Class Jim Potochniks second-place score 3363 also high enough have placed Open class two Juniors experienced competitors should have years successful Carrier fly ing ahead Open Class won Bill Boss 3455 Guardian Competition keen Class places changing throughout day over 10 points separated first fifth place Dick Perry first Class II a205 sq MO-I Class II winners ranked high-speed scores because relatively small variations low speed 4 mph second through fifth place Class increased emphasis low speed under new scoring system greater spread low speed scores made high speed less dominant determining placing speeds recorded trophy winners Class II ranged 95 mph 120 mph high 237 34 mph low speed 417 Class Profile Carrier Aloise family took honors again Carlos Senior winner 1975 winning Open Richard winning Junior again year Carlos E 1975 Open champ entered did fly Senior Profile Carrier won Otto Graf Two topics debate surfaced Profile Carrier yearthe cost engines procedure slow flight newer engines being developed Profile Carrier rather expensive compared stand ard engines few years ago some concern increasing cost newer specialty engines creasing number modified racing 40 engines appearing Profile Carrier will bad event some engines present Nats contestants brought didnt use choosing instead run conventional engines excitement over slow flight centered around Dick Davis modified Mon goose Dick has become quite good hanging Mongoose prop atti tudes greater 600 nose high resulting low speeds three attempts under 10 mph Dick lost forward motion first attempt missed land ings two official flights preventing him winning first place setting new record Dicks slow flight technique quite legal admired pilot ing skill must wonder what ad verse effect such development could have theevent opinions expressed against predominant feel ing seemed flight portion low-speed flight should emphasized old well-used models classes Wait until next year dominant theme whenever anyone asked about plans new aircraft plans become reality next years Carrier events should full surprises Nats/RC Pylon/Hager continued page 15 Kent Nogy placed second fly-off between Bill Preis Bruce Rich mond third Third determined Bill Preis made high-speed touchand-go coming around #3 pylon Bruce Richmond took third Bill Preis ended up fourth fast time Formula 1199 turned Bob Brogdon Best Junior-Senior trophy went Bruce Richmond Hmm have heard name Bruce Brian brothers Bruce finished third place over Nice going guys looked like Richmond brothers will have rent trailer get trophies home Watch next year What week racing would have possible help great bunch guys gals worked hard want take opportunity thank 60 people helped make pylon racing success 1976 Nationals 90 Model Aviation SERIES 400 B FOE SPEED & RACING 1 I