Jack died at the Mona Vale nursing home in Sydney on 6 June 1979.
He was cremated on 8 June 1979 and on 13 September 1979 his ashes were placed and a Banksia tree planted in his memory.
This tree can be found at the Northern Suburbs Memorial Gardens and Crematorium, 199 Delhi Road, North Ryde, Sydney, NSW, 2113.
The actual location is Tree 1169 - a Banksia in front of the R L Wall.
Calling at the office will get you a map and even a guide to the tree.