Albert Francis Zahm, The Smithsonian Report for 1914, 1915, Langley Aeroplane (Built 1898-1903) Ready for Launching at Hammondsport, N.Y., May 28, 1914. This image, from The first man-carrying aeroplane capable of sustained more ยป
Albert Francis Zahm, The Smithsonian Report for 1914, 1915, Langley Aeroplane (Built 1898-1903) Ready for Launching at Hammondsport, N.Y., May 28, 1914. This image, from The first man-carrying aeroplane capable of sustained more ยป