December 20, 1922: Pilot Officer
June 20, 1924: Flying Officer
February 27, 1929: Flight Lieutenant
August 1, 1936: Squadron Leader
July 1, 1939: Wing Commander
1941: Acting Group Captain
January 1, 1946: Group Captain/Temporary Air Commodore
January 1, 1948: Air Commodore
Do you have more information about this person? Inform us!