According to her death certificate Sophia Emily Winchcome was born in Rutherglen, Victoria.
'Gregory, Sophia Emily (1863–1947)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/gregory-sophia-emily-28134/text35947, accessed 17 April 2021.
17 September 1947
Chatswood, Sydney, New South Wales, Australia