His crew mates were: Pilot Officer Garnett Thomas (Garth) Harrison, RAAF (pilot); Sergeant Ralph William (Bill) Watson, RAAF (navigator); Sergeant Eric William John Ashford, RAF (bomb aimer ...

On the night of June 9/10, Cowper and his navigator, Flying Officer William Watson, were on patrol near ... In 1940, on his 18th birthday, he joined the RAAF. He completed his training in Canada ...