The aviation pocket-book for 1918; a compendium of modern practice and a collection of useful notes, formulae, rules, tables and data relating to aeronautics (1918)
Matthews, Richard Borlase, 1878- · London : C. Lockwood and son · leaf 318
RE7 Two-seater tractor biplane. Span, 57 ft. upper, 42 ft. lower.Length, 32 ft. Chord, 6 ft. Gap, 6 ft. 6 in. Area of main planes,548 sq. ft. Weight, 3,100 lbs. 160 h.p. engin.-. Dr\. vt] SOPWITH i;7 ia-9
Aeronautics
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