N.A.C.A. Technical Memorandum No.550 Figs. 1 to 7 … Fig.3 Fire following a fuel leak in the cowling. Fig.4 Fire caused by a detached spark - plug wire. Fig.3 Fire caused by the breaking of a connecting rod. Fig.5 Fire on the ground after a crash. Fig.7 Pumping fuel through Fig.6 Quiok - emptying device tube entering top of expelling the fuel at…
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