Researches on the Form and Stability of Aeroplanes, by W. R. Turnbull. Reprint from the Physical Review, London, 1907.
Aerial Flight: Aerodonetics, by F. W. Lanchester. London, 1908.
Airships, Past and Present, by A. Hildebrandt. London, 1908. An English translation from the German, which embodies all that had been done up to 1906 or thereabouts in dirigible construction, with a few notes on aeroplane design and progress. In various details Hildebrandt is incorrect, but there is a good deal in his work which is of value to the student, if a confirming authority can be consulted.
Aerial Warfare, by R. P. Hearne. London, 1908.
Artificial and Natural Flight, by Sir Hiram Maxim. London, 1908. Containing an account of all Maxim’s experiments up to the time of writing.
The Present Status of Military Aeronautics, by Major G. O. Squier. Published by the American Society of Mechanical Engineers. 1908.
The Problem of Flight, by Jose Weiss. London, 1908.
Practical Aerodynamics, by Major Baden-Powell. (Part 1.) London, 1909.
The Conquest of the Air, by A. Berget. London, 1909.
Vehicles of the Air, by Victor Lougheed. Chicago and London, 1909. An illustrated compendium of aeroplane and airship design, sketchily written, and containing a number of conclusions which at the present time can hardly be regarded as accurate. Chiefly valuable for diagrams and data of early machines and engines.