Well done sabredog
It is the TWA-4, designed by Mr T. W. Air, who was on the technical staff of the Civil Aviation Department, Melbourne, and constructed by the Palcar Manufacturing Co. Ltd., Sydney. First flight: 16/04/1939 Only 1 produced (VH-ACP).
30 Jun 1936 - FIRST ENCLOSED MONOPLANE MANUFACTURED IN AUSTRALIA
sabredog has control 