Photo 1: New Guinea, from official Oz WWII photographs; photo 2: 'Near accident, North Sydney, June 1949', by L. Bartholen, ACP/CP; photo 3: Howitzer practice, Holsworthy, NSW 1961 photo by Lynch, ACP/CP; photo 4: Skymaster 'Warana' Sept 1947, ACP/CP; photo 5: RAAF air base, Richmond, NSW 1942/1943, Max Dupain photo; photo 6: (same as photo 5). All photos from Mitchell Library/State Library of New South Wales
That Canadian truck design sure looks like it would have been better than the conventional layout in many instances. I wonder why it wasn't more widely used by the Allies in WW II.....