During World War II Betty Mount-Batten served with the civilian Voluntary Aid Detachments, the Army Voluntary Aid Detachments and later the Australian Army with the Australian Army Medical Women's Service. At the time of her discharge on 14 November 1945 she was posted at the 113th Australian General Hospital, Concord, NSW. Mount-Batten is a member of the Ex-AAMWS has been minute secretary since 2000, as well as secretary for the Women's Services Sub-Branch of the RSS & AILA.
As part of the Australia Remembers 1945-1995 celebrations in 1995, Mount-Batten compiled the publication From Blue to Khaki: The enlisted voluntary aids and others who became members of the Australian Army Medical Women's Service and served from 1941-1951.
In October 2002 Betty Mount-Batten became a participant of the "Australian Women in War Project" working group. | 
