Thanks Geoff.
I have no death for William.
The Hillston Spectator and Lachlan River Advertiser (NSW : 1898 - 1953) - Thursday 8 March 1945 p.2
OBITUARY
MRS MARGARET HAMILTON
On Sunday, 25th February, at a Rose Bay Private Hospital, the death occurred of Mrs Margaret Hamilton, a member of one of the pioneer families of this district, and a sister of Messrs Fred. and William Storrier, of Hillston.
...
She is survived by Mr William Hamilton (husband), Mrs Moffatt Howarth (Coogee), Mrs Keith Blackall (Bondi), daughters, James, John, Thomas and Cyril McGann (sons), all of Bondi and Messrs Frederick and William Storrier (Hillston), brothers.
Marriage 16879/1932 BLACKALL KEITH V A - McGANE URSULA C - WAVERLEY
Dave