Military aeroplanes; an explanatory consideration of their characteristics, performances, construction, maintenance, and operation, for the use of aviators
A 1918 technical manual by aeronautical engineer Grover Loening, printed in Boston for military aviators learning the characteristics, construction, and handling of World War I aircraft. Hand-lettered line diagrams of center-of-gravity, thrust, and tandem-wing balance sit alongside hull and fuselage plan outlines with dimension callouts and halftone photographs of biplanes, seaplanes, and floats on water.
