61–80 of 103,202 hits
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    Ground influence on airfoils

    Raymond, Arthur E | NTRS | 1921

    Distant-compass

    Friedensburg, Walter / Miner, D M | NTRS | 1921

    Design of Wind Tunnels and Wind Tunnel Propellers, II

    Norton, F. H. / Warner, E. P. | NTRS | 1921

    Gordon Bennett Airplane Cup

    Margoulis, W | NTRS | 1921

    Similitude Tests on Wind Sections

    Bacon, D L | NTRS | 1921

    Establishment of aviation schools

    Kempe, Erich | NTRS | 1921

    Experimental research on air propellers IV

    Durand, W F / Lesley, E P | NTRS | 1921

    Angles of Attack and Air Speeds During Maneuvers

    Warner, E P / Norton, F H | NTRS | 1921