Wimperis, Harry Egerton
Library and Archives Canada
395 Wellington Street
Ottawa, ON K1A 0N4
Reference: 613-996-5115 or 1-866-578-7777 (toll free in Canada and the US)
9 microfilm reels : negative and positive.
Harry Egerton Wimperis was the inventor of the Wimperis accelerometer, Gyroturn indicator and course setting bombsight for aircraft. Between 1915 and 1925 he served as an Experimental Office in the Royal Navy Air Service, Royal Air Force and the Air Ministry Laboratories. He was appointed Director of Scientific Research in the Air Ministry in 1925. In 1938 Wimperis served as the Aeronautical Advisor to the Council for Scientific and Industrial Research of the Commonwealth of Australia. He also served as President of the Royal Aeronautical Society, 1936-1938, and of the Engineering Section of the British Association, 1939. From 1946 to 1950 he was a member of the Atomic Energy Study Group, Chatham House. His wife, Grace d'Avray, was the daughter of Sir George Parkin. Fonds consists of microfilmed personal diaries describing family affairs, Wimperis' inventions, books, aeronautical work and travels, including travels in Canada. Notes concerning some people, etc., mentioned in the diaries of Harry E. Wimperis, were compiled by his daughter, Mrs. Barbara Watson, in 1971. This material is located on microfilm reels A-843 to A-850, and A-1987.