Flying-machines — Audiobooks
Side-Lights on Astronomy and Kindred Fields of Popular Science
by Simon Newcomb
Flying Machines: Construction and Operation A Practical Book Which Shows, in Illustrations, Working Plans and Text, How to Build and Navigate the Modern Airship
by William J. (William James) Jackman, Octave Chanute, Thomas Herbert Russell
Flying Machines Today
by William D. (William Duane) Ennis
Aeolus; or, the future of the flying machine
by Major Oliver Stewart