▁$ 7 5 0 0 ▁Thompson ▁Tro phy ▁prize ▁with ▁an ▁average ▁speed ▁of ▁, ▁then ▁the ▁Sh ell ▁Speed ▁dash ▁with ▁an ▁average ▁of ▁, ▁breaking ▁the ▁speed ▁record ▁for ▁the ▁course , ▁then ▁won ▁the ▁Go ody ear ▁Tro phy ▁race ▁with ▁an ▁average ▁of ▁. ▁ ▁Speed ▁record ▁and ▁death ▁Bay les ▁had ▁failed ▁to ▁break ▁the ▁official ▁ 3   km ▁World ▁Land plane ▁Speed ▁Record ▁at ▁the ▁ 1 9 3 1 ▁National ▁Air ▁R aces . ▁Following ▁the ▁Thompson ▁Tro phy ▁race , ▁the ▁Ge e ▁Be e ▁Z ▁was ▁re - eng ined ▁with ▁a ▁larger , ▁ ▁W asp ▁Senior ▁radial , ▁in ▁prepar ation ▁for ▁an ▁attempt ▁at ▁establish ing ▁another ▁world ▁speed ▁record ▁at ▁Wayne ▁County ▁Airport ▁in ▁Detroit , ▁Michigan . ▁ ▁On ▁December ▁ 1 , ▁ 1 9 3 1 ▁Low ell ▁Bay les ▁attempted ▁the ▁speed ▁record ▁again ▁and ▁made ▁four ▁passes ▁at ▁an ▁average ▁of ▁, ▁but ▁did ▁not ▁sur pass ▁the ▁old ▁record ▁by ▁the ▁required ▁. ▁ ▁On ▁December ▁ 5 , ▁Bay les ▁tried ▁again , ▁div ing ▁into ▁the ▁course ▁from ▁ ▁and ▁level ing ▁off ▁at ▁ ▁as ▁rules ▁allowed . ▁Tra v elling ▁over ▁, ▁ ▁from ▁the ▁ground , ▁the ▁Model ▁Z ▁suddenly ▁pitch ed ▁up , ▁the ▁right ▁wing ▁fol ded ▁beyond ▁the ▁flying ▁wire ▁attachment ▁point , ▁most ▁likely ▁due ▁to ▁a iler on ▁flutter ▁stress ing ▁the ▁wing ▁sp ar ▁and ▁causing ▁it ▁to ▁fail . ▁The ▁plane