There is also Bruce A Baldwin, whose birth was registered on 5 or 6 November 1905, at St Leonards NSW, with parents George R and Maude Baldwin.
And the WW2 nominal roll contains Bruce Arthur Baldwin, who enlisted on 11 August 1942 at Normanton Queensland, and was purported born according to the army on 5 November 1905 at Hornsby NSW. His next of kin was L Baldwin and he was discharged in 1944.
There is a registered death in Queensland, C2377 in 1976, Bruce Arthur Baldwin, parents George Richard Baldwin and Maud Mail. He would have been 71, if it is the same person.
If these 3 entries relate to the same person, it is interesting that he told the army he was born at Hornsby, although his birth was registered at St Leonards NSW.