Also found a death for a Douglas Rhodes

RHODES DOUGLAS
Registration number 339/1935 
Father TOM W
Mother THECLA L
Area ANNANDALE

So that is 2 possible children.
Bev

And a possible marriage in 1940 for Thelma

7359/1940 
CRAWFORD
SPENCER WILLIAM
RHODES
THELMA IRENE
SYDNEY

Bev

Thanks for those Bev, How did you find them I tried all sorts to try and find any children of my grand uncle. Barry

Hi Barry
I got the information from here
https://familyhistory.bdm.nsw.gov.au/lifelink/familyhistory/search;jsessionid=4D147C9C1413F38A31B0C8A4CE151B7E?0

Sorry for the delay in replying a storm blew my internet.

Bev

There is also a newspaper report here about the death of Douglas Rhodes in 1935 he died from tetanus and was 12 years old
http://trove.nla.gov.au/newspaper/article/236475538?searchTerm=%22douglas%20rhodes%22&searchLimits=l-decade=193

Bev