On 1 April 1945, personnel of 77 Wing and 1st Tactical Air Force Air Support Sections operating as part of No. 1 Air Support Unit moved from Strathpine to Camp Ascot, the American Staging Camp at Ascot Racecourse. On 2 April 1945 they boarded the Liberty Ship "Morgan Robertson" and departed for Morotai. Their equipment had been placed on board several days earlier.

The "Morgan Robertson" left Brisbane on 2 April 1945. The journey to Morotai in the blacked out hold of the Liberty Ship was very unpleasant and their first night at sea was very rough.

The strength of the Unit as of 1 may 1945 was as follows:-

Officers               3
Senior NCO's      6
Airmen             39

In April 1945 Flight Lieutenant CA Firth was T/Commanding No. 1.A.S.U. RAAF Brisbane. The unit was disbanded on 12 July 1946. Squadron Leader A. Crudgington was in command at that time.

George A Nicholls, # 54651, a wireless telegraphist, was a member of No. 14 Fighter Sector (114 Fighter Sector later to be known as No. 114 Bomber & Fighter Control Unit) since its inception at Camden, New South Wales. George left Glebe Island Wharf on 6 June 1943 headed for Milne Bay. After a short time at Bola Bola (Goodenough Island) they moved to Kiriwina Island on 6 August 1943,  before moving to Los Negros Island in the Admiralty Group near to Manus Island in Seeadler Harbour.

Several of his unit were sent back to Australia on leave around May 1944 and after a very short leave they assembled at No. 3 Embarkation Unit at the Melbourne Cricket Ground before moving to Strathpine Queensland to form a new wireless unit to be known as No. 1 Air Support Unit.  After some embarkation leave at home they embarked from Hamilton Wharf in the Brisbane River in a Liberty Ship to Morotai on the 10 June 1945. They then left Morotai on LST-259 for Labuan Island off Borneo to provide Air Support duties to the 9^th Division. The HMAS Shropshire and Australia we among our escort vessels.