Ive seen pics of that D model also. So many cab styles on the D models. I guess a lot came in as chassis & front sheet metal, then it was up to induvidual body builders to finish. And I'm guessing some came in as complete trucks. That coupe is just great.
AL110 inter ute &&FC Holden Wagon&&HJ Holden 1 Tonner&&
The D15 was built in 1938 after International were commissioned to build a tow vehicle for the Curtis Aerocar Travel Trailer to replace a Plymouth which was underpowered. It was a Canadian outfit and restoration began in1992.
bit more searching came up with Made in USA