Supermarine Aircraft in the US and is now an American limited liability company. Aircraft are now approved and flying in many countries and over 92 have been sold. The Supermarine Aircraft Spitfire is the only all-aluminium replica Spitfire in production. Three models have been produced, all sub-scale: Supermarine Aircraft Supermarine Aircraft, LLC is an American kit aircraft manufacturer based in Cisco, Texas, with its head office in nearby Clyde. Originally founded in Brisbane, Australia by Mike O'Sullivan and his business partner John McCarron, the company manufactures the Supermarine Aircraft Spitfire homebuilt kit aircraft which, although slightly smaller than the original Supermarine Spitfire,
RWD (aircraft manufacturer) designer). In 1933, Rogalski, Drzewiecki and Wędrychowski founded the company "Doświadczalne Warsztaty Lotnicze" (DWL, Experimental Aeronautical Works) in Warsaw, which became a manufacturer of further RWD aircraft. Apart from Rogalski and Drzewiecki, in a construction bureau worked designers Tadeusz Chyliński, Bronisław Żurakowski, Leszek Dulęba and Andrzej Anczutin and several engineers, including Henryk Millicer. At first, the RWD team designed and built light sportsplanes. Early designs RWD-2 and RWD-4 were built in small series and used in Polish sports aviation, including their debut at the Challenge 1930 international contest. Their next designs performed particularly well in competitions - the RWD-6 won