military biplane with piston-propeller engines (Q71383104)
aircraft with 2 main lifting surfaces intended for military duty powered by reciprocating engines driving propellers
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aliases piston-engine military biplane
 piston-prop military biplane
 military biplane with propellers, piston
 military airplane with piston-propeller engines, biplane
 biplane with piston-propeller engines, military
 military biplane with piston engines, prop
description aircraft with 2 main lifting surfaces intended for military duty powered by reciprocating engines driving propellers