Aeroplane construction and operation; including notes on aeroplane design and aerodynamic calculation, materials, etc. A comprehensive illustrated manual of instruction for aeroplane constructors, aviators, aero-mechanics, flight officers and students. Adapted either for schools or home study (1918)
Rathbun, John B · Chicago : Stanton and Van Vliet Co. · leaf 48
e generally of the two-seater type, the per- MILITARY AEROPLANES 41 sonnel consisting of an observer and the pilot, although insome cases a third man is carried as an assistant to theobserver, or to handle a machine gun against an attack.Since their speed is comparatively low, they are… … Fig. 2-a. Machine Gun Mounting on S. P. A. D. Biplane.Attached to Fuselage Top in Front of Pilot. Gun Is Rigidly observation machine must be necessarily low, and as theyare additionally burdened with a wireless set, an observer,a large fuel reserve, and other impedimenta, they have acomparatively…
Airplanes
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