biplane with 1 tractor piston-propeller engine (Q18552437)
aircraft class with 2 main lifting surfaces powered by 1 reciprocating engine driving a propeller in tractor configuration
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aliases 1etb
 tractor single-engine biplane
 single-engine tractor biplane
description aircraft class with 2 main lifting surfaces powered by 1 reciprocating engine driving a propeller in tractor configuration