Mann and Grimmer

UK
Seventeen-year old R. Mann designed M.1 two-seat fighter-reconnaissance biplane, built with assistance of R. P. Grimmer and test-flown at Hendon February 19,1915. Conventional radial engine, nose-mounted, but facing aft so that propeller shaft extending through fuselage drove interplane strut-mounted twin pusher propellers via chain drives. Wrecked November 16,1915, development discontinued.