Flying-machines

Joe Strong and his wings of steel

Vance Barnum

Side-Lights on Astronomy and Kindred Fields of Popular Science

Simon Newcomb

Flying Machines: Construction and Operation

William J. Jackman and others

Flying Machines Today

William D. Ennis

Gevleugelde Daden: Avonturen der Eerste Hollandsche Luchtschippers

Herman Heijermans, also an audiobook

Dutch

The Magical Land of Noom

Johnny Gruelle

Aeolus; or, the future of the flying machine

Oliver Stewart, Major