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Start Over You searched for: Catalog Issue Year Decade 1940 - 1949 Remove constraint Catalog Issue Year Decade: 1940 - 1949 Sudoc Stem Y 3.N 21/5 Remove constraint Sudoc Stem: Y 3.N 21/5

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520. Wartime report L-445 to L-748 (with omissions). L-624. Tests of 1/14-scale powered model of XB-36 airplane in Langley 19-foot pressure tunnel: 1, Stalling characteristics and aileron effectiveness of several wing and flap arrangements [with list of references]; by S. R. Alexander and James C. Sivells.