Born: 4 September, 1928. Died 21 October, 2001. Worked as a legal secretary, founded an offset printing business and public secretariat. After 27 years in this capacity, Armstrong became a mature aged student (at age 56). She gained a Bachelor of Arts (Deakin University) - Literature, Philosophy, Professional writing; a Master of Arts (Monash University) - Australian Studies; and a Doctor of Philosophy (University of Melbourne). She was a member of the Fellowship of Australian writers and the Australian Society of Authors.
The publication in 2000 of Armstrong's book Frank Hardy and the making of Power without Glory was a major achievement and the culmination of 8 years of research. Armstrong also wrote feature articles for newspapers, short stories and made journal contributions. She collaborated with Rebecca Maclean on content for Maclean's documentary S.O.S. Movement, which was informed by Armstrong's MA thesis on the history of the Save Our Sons movement.
From her youth, Armstrong was involved in political activities, school and library formation committees, folklore and folk music promotion. In the 1940s she assisted on committees to remove restrictions on Sunday sport and promote daytime training form apprentices, and equal pay. Armstrong was also a trade union, Communist Party and Eureka Youth League activist.