Flight — Audiobooks
Langley Memoir on Mechanical Flight, Parts I and II
by S. P. (Samuel Pierpont) Langley, Charles M. (Charles Matthews) Manly
Birds in Flight
by W. P. (William Plane) Pycraft
Der Vogelflug als Grundlage der Fliegekunst
by Otto Lilienthal
Artificial and Natural Flight
by Hiram S. (Hiram Stevens) Maxim