|26 August 1940||Enlisted with the Royal Australian Air Force.|
Posted to No. 2 Recruit Depot, RAAF, Bradfield Park.
|28 August 1940||Aircraftman 1st Class on Enlistment.|
|4 October 1940||Posted to Station Headquarters, Amberley.|
|21 October 1940||Posted to No. 3 Service Flying Training School, RAAF, Amberley.|
|1 May 1941||Promoted to Leading Aircraftman.|
|12 October 1941||Aircraftman 2nd Class on Remustering as Aircrew.|
Posted to No. 3 Initial Training School, Sandgate.
|31 January 1942||Promoted to Leading Aircraftman.|
|5 February 1942||Posted to No. 12 Elementary Flying Training School, RAAF, Lowood.|
|28 March 1942||Posted to No. 10 Elementary Flying Training School, RAAF, Temora.|
|3 May 1942||Posted to No. 6 Service Flying Training School, RAAF, Mallala.|
|15 October 1942||Promoted to Sergeant.|
|16 October 1942||Posted to No. 2 Embarkation Depot, RAAF, Bradfield Park.|
|13 December 1942||Embarked at Sydney.|
|3 April 1943||Disembarked United Kingdom.|
Posted to No. 11 Personnel Despatch and Reception Centre, RAF.
|15 April 1943||Promoted to Flight Sergeant.|
|2 June 1943||Posted to No. 20 (Pilot) Advanced Flying Unit, RAF.|
|31 August 1943||Posted to No. 12 (Pilot) Advanced Flying Unit, RAF.|
|4 January 1944||Posted to No. 60 Operational Training Unit, RAF.|
|5 April 1944||Posted to No. 464 Squadron, RAAF.|
|15 April 1944||Promoted to Warrant Officer.|
|7 June 1944||Posted to No. 11 Personnel Despatch and Reception Centre, RAF.|
|29 August 1944||Posted to No. 51 Operational Training Unit, RAF.|
|23 January 1945||Posted to No. 1692 Bomber Support Training Unit, RAF.|
|26 January 1945||Posted to No. 239 Squadron, RAF.|
|7 June 1945||Promoted to Pilot Officer.|
|12 July 1945||Posted to No. 9 Aircrew Holding Unit, RAF.|
|4 November 1945||Disembarked at Sydney.|
Posted to No. 2 Personnel Depot, RAAF.
|7 December 1945||Promoted to Flying Officer.|
|20 December 1945||Discharged from Royal Australian Air Force.|
National Archives of Australia [NAA] 1948, GLEESON JOHN FRANCIS : Service Number - 33400 : Date of birth - 11 Aug 1919 : Place of birth - NEWCASTLE NSW : Place of enlistment - SYDNEY : Next of Kin - GLEESON JOHN, A9300, 33400.