Abstract
Prizes were presented and The Thirty-seventh Wilbur Wright Lecture was delivered before The Royal Aeronautical Society at the Royal Institution, 21 Albemarle Street, London, W.l, on Thursday 28th April 1949. Dr. H. Roxbee Cox, B.Sc., D.I.C., F.I.Ae.S., F.R.Ae.S., President, presided at the meeting.

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