Career
Gertrude Cosgrove was treasurer of the West Hobart women"s branch of the Australian Labor Party and active in the Australian Comforts Fund, the Country Women"s Association, the Australian Red Cross and the Victoria League. From 1916 she worked devotedly for the Elizabeth Street State School, Hobart. Her leisure activities included gardening and crochet.
She was created a Dames Commander of the Order of the British Empire on 1 January 1947 and invested at Buckingham Palace by King George VI in 1949.