Supermarine Aircraft Spitfire Aircraft company and produce all-Australian homebuild aircraft kits. In the event, the constant-speed, four-blade propeller would be obtained from a specialist firm in New Zealand. Supermarine Aircraft is not related to the original British Supermarine company, although the owners of the Supermarine marque have given their permission for the name to be used. The first production model was named the Spitfire Mk25 and was a 75% scale replica of the original Supermarine Spitfire design. The stressed skin structure consists of 2024 aluminium alloy skins, formers and longerons with some fibre-glass mouldings for parts such as fairings and air scoops. The
British Aircraft Manufacturing flew in November 1933. The company's first aircraft design was the B.K. Eagle a single-engine cabin monoplane, although similar to the Klemm L.32 was designed by G.H. Handasyde. The company changed name in 1935 to the British Aircraft Manufacturing Company and new variants of the Swallow and Eagle were designated as the British Aircraft Swallow and Eagle (or B.A Swallow and B.A. Eagle). The company then followed with a side-by-side two-seat monoplane, the B.A.3 Cupid, but only one was built. The last aircraft produced was the 1936 B.A.IV Double Eagle a six-seat twin-engined high-wing monoplane, only three were built. British