Recherche dans la collection - Prepared typewritten history entitled "History of aeronautical engineering 1919-1945" - In [Includes] sections dealing with Aero engine div [division] and BCATP [British Commonwealth Air Training Plan], a/c [aircraft] procurement, and BCATP, Dept [Department] of Aeronautical Inspection, types and quantities of RCAF [Royal Canadian Air Force] a/c and engines used for Home War and BCATP, a/c manufacture in Cda [Canada], RCAF MT [Motor Transport], org [organization] of repair depot, jet a/c, A/V/M [Air Vice-Marshall] Stedman's report, towed tgts [targets], and RCAF Test and Development Establishment