A. H. Russack was a jeweller who served his apprenticeship with J. M. Wendt, and Keith trained as a watchmaker and was employed at his father's business in Kadina.
He maintained his involvement with the military, and in 1952 was Captain of C Company 27th Infantry Battalion (South Australian Scottish Regiment).
[4] He was in September 1970 elected as a Liberal candidate for a Midland district seat in the Legislative Council made vacant by the death of Colin Rowe.
In 1973 he won the seat of Gouger in the House of Assembly, succeeding Steele Hall.
[6][7] He married Ruth Boaden Trenwith (21 November 1920 – 27 August 2000) of Kadina in February 1943.