A 5-seater Siemens-Schuckert Werkes biplane designed by Max Bourcart with a combination steel tubing and wood construction, powered by a 50 hp Argus engine, and chain-driven to the two propellers. First flown on 9 march 1910, a 1000 m straight-line flight piloted by Bourcart. The second, and last flight, was made on March 11, piloted by Bourcart with two passengers, ending in a crash landing. Bourcart had patented such a construction on September 9, 1902 [German Patent 145547 – Flugmaschine mit zwei Luftschrauben, deren Flügel ineinandergreifen].
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