The first man-carrying aeroplane capable of sustained free flight : Langley's success as a pioneer in aviation (1915)
Zahm, Albert Francis, 1862- · Washington : Government Printing Office · leaf 8
Plate 2. SmHbscnian Report, 1914. — Zahm. Langley Aeroplane Just Rising from Water, June 2, 1914, Piloted by Curtiss. .-i LANE WITH ITS OWN POWER PLANT OVER LAKE KEUKA, Flight uf Lan June 2, 1914, Piloted by Curtiss.
Langley, S. P. (Samuel Pierpont), 1834-1906 · Airplanes
Internet Archive · Northeastern University, Snell Library · Public domain (published before 1931). Free to use for anything.
