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. 8 Squadron RCAF
Two letter Squadron code was YO from Aug 39 - May 42, GA from May until the use of Squadron codes was discontinued in the RCAF HWE on the 16 Oct 1942, "for security reasons".