No. 428 Squadron RCAF
No. 428 Squadron RCAF was the ninth long-range heavy bomber Article XV squadron formed overseas during the Second World War at RAF Dalton in Yorkshire, England on November 7, 1942. The squadron was initially assigned to No. 4 Group RAF. With the creation of No. 6 Group RCAF, the squadron was reallocated on January 1, 1943 operating with it until April 25, 1945.
No. 6 Squadron RCAF
No. 6 Squadron was authorized as a Torpedo Bomber unit on 4 March 1936 at the RCAF main training base in Trenton, Ontario, under the control of RCAF headquarters. It began service training with Canadian Vickers Vedette flying boats before receiving Blackburn Shark torpedo bombers from England in January 1937. Flight Lieutenant C.L. Trecarten became commander on 23 November 1936; subsequent prewar commanders were RAF Flight Lieutenant E.A. Springall from 18 February 1938, and Wing Commander A.H. Hull from 13 June of the latter year. In November 1938 it relocated to Jericho Beach, British Columbia, joining Western Air Command there on 5 November after departing Trenton on the first day of the month. The squadron trained in torpedo dropping at Jericho Beach.