On 5 April 1939 55 year old Blamey married a 35-year-old artist Olga Ora Farnsworth at St John’s Anglican Church, Toorak. His first wife had died in 1935.
In October 1939 Blamey was appointed commander of the new AIF.
It’s unclear if Olga did travel with her husband, but you can read about his career here.
Blamey died in 1951 and Olga in 1967.