NY: Ronald Press Co., 1927. Item #66001
Blakemore, Thomas L. & W. Watters Pagon. PRESSURE AIRSHIPS. Part I. Nonrigid Airships. By Thomas L. Blakemore. Part II. Semirigid Airships. By W. Watters Pagon. New York: Ronald Press Co., (1927). 311p, cloth, illus. (one folded), covers lightly worn, name on endpaper, many notes in ink especially in Part I, g-vg. 1st edition. "Ronald Aeronautic Library" series. A study of two classes of airships based on experience gained by the authors as consultants with the U.S. Army and Navy in WWI.