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.7 Pumping fuel through Fig.6 Quiok - emptying device tube entering top of expelling the fuel at tank. the rear of the airplane.
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