Hi Philadelphia,
I am not related.
This might be the death of the ... "and 10 year old son on arrival to NZ".
Was he Samuel PINNEY?
21899/1949 PINNEY SAMUEL THOMAS (Father) THOMAS (Mother) MARIA (District) TEMORA
Marriage of Samuel PINNEY's daughter, Martha Maria PINNEY, at Temora in April, 1920.
http://trove.nla.gov.au/ndp/del/article/142275193?searchTerm... pinney"&searchLimits=
Mary
ADDED:
Yes, it is the 10 yo boy. Here is his obituary, published 22 August 1949.
http://trove.nla.gov.au/ndp/del/article/185971877?searchTerm... Thomas pinney"&searchLimits=