On 19 December 1942 John Dawson Crawford was commisioned Acting Pilot Officer on probation as per the London Gazette dated 10 February 1942.
This appointment was confirmed on 19 February 1942 and John was promoted to Pilot Officer on probation and per the London Gazette dated 3 March 1942.
On 10 October 1942 John was promoted to Flying Officer on probation as per the London Gazette dated 27 November 1942.
London Gazette
