Military aeroplanes, simplified, enlarged; an explanatory consideration of their characteristics, performances, construction, maintenance, and operation, specifically arranged for the use of aviators and students
A 1918 technical manual by aeronautical engineer Grover Loening, printed in Boston for military aviators and flight students learning aeroplane construction, maintenance, and handling. Heavy pen-and-ink line diagrams show biplanes and monoplanes in side, front, and plan view, wing trussing, float and hull profiles, center-of-gravity marks, and small pilot figures usable as spare aircraft silhouettes and schematic linework.
