Hi kb,
Re... "and she died in 1973"
I found her death registration on Vic BDMs.
Year: 1973
Surname: KOHN
Given Names: Shirley Veronica
Fathers Surname: Gilbert
Fathers Given Names: Gilbert
Mothers Maiden Surname: Binion
Mothers Given names: Ada May
District: Euro
You can purchase and down load death certificates, instantly, from the Vic BDM's website.
https://online.justice.vic.gov.au/bdm/index-search?action=ge...Some people have the CD, as do most family history groups, that have the 1918, NSW Births. They might look for John KOHN, born in Tumbarumba, for you.
CD - NSW Federation BDMs 1889-1918.
Here is the death of Shirley's aunt, Eliza Ann ROBERTS (nee GILBERT), in Nov 1943, at Wagga Wagga.
http://trove.nla.gov.au/ndp/del/article/144830861?searchTerm... of yarrawonga"&searchLimits=
Mary