De vliegdemonstraties op Rozenoord (1911)
Reportage of the flight demonstrations Rozenoord airfield near Amsterdam During ‘flight week’, from April 29 to May 8, 1911, flight demonstrations of low-wing and biplanes were held at the Rozenoord airfield near Amsterdam. Airmen and aircraft designers Frits Koolhoven, George Legagneux, and Marcel