The Aeroplane in War

Omhoog in het luchtruim! Praatje over het luchtvaartvraagstuk De Aarde en haar Volken, 1908

The Aeroplane Speaks

The Way of the Air: A Description of Modern Aviation

The Early History of the Airplane

Aircraft

Aeroplane Construction and Operation

Learning to fly in the U.S. Army

The First Man-Carrying Aeroplane Capable of Sustained Free Flight: Langley's Success as a Pioneer in Aviation From the Smithsonian Report for 1914, pages 217-222, Publication 2329, 1915

High Adventure: A Narrative of Air Fighting in France

L'A. B. C. de l'aviation: Biplans et monoplans

Aeolus; or, the future of the flying machine