| Avro 504K. “G-CYEI started life in the Canadian Air Force as an Avro 504K on 27 October, 1921 when its certificate of registration was issued, after having been gifted to Canada in 1919 along with 113 other assorted Aircraft by Great Britain. It continued service as a standard trainer with the RCAF when that organization was formed on 1 April, 1924 and was converted to a 504N on 29 June, 1927 by exchanging its Clerget powerplant for a Armstrong Siddeley Lynx IV, replacing its undercarriage, and several other minor modifications. It was reserialled to “4” on 1 January, 1928, and struck off strength on 15 August, 1928.” |