WW2: 1939
1941-2
The A.W.A.S. was inaugurated in August 1941 after the success of the Women’s Australian National Service (W.A.N.S.) from 1940. They were demobilised by June 30th, 1947. Some who had served with the A.W.A.S. would later enlist in the Women’s Royal Australian Army Corps (W.R.A.A.C.S.) formed in 1951. See http://www.austbuttonhistory.com/defence-forces-uniform-buttons/post-world-war-2/#WOMENS_ROYAL_AUSTRALIAN_ARMY_CORPS_WRAAC