Sea level engine - 14 CFR 1.1 Second in command - 14 CFR 1.1 Show, unless the context otherwise requires, - 14 CFR 1.1 ...
SEA LEVEL ENGINE a reciprocating aircraft engine having a rated takeoff power that is producible only at sea level SEALION (SEEL-WE) the planned invasion of Britain in September 1940 ...
 
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