Hi Penelope,
My name is Joanne Morgan,My great Grandfather was Claude Weston,Courtney Weston nee Oxborough was Claude's 2nd wife .Courtney was your Great Aunt,being Ivy's sister.I have a copy of the death certificate for a Clive Weston their son.1957
Courtney died in 1960 under the name of Oxborough,Claude Weston died in 1946.My grandmother mentioned the Oxborough's as her Melbourne family, her name was Grace Eva Griffith nee Weston.
Hope this reaches you Jo.