In 1910, Roger Sommer brought out a monoplane that followed regulation lines, but was exceptionally strong. In this machine M. Sommer at Douzy made many creditable flights within months of its introduction. The general aspect suggested a Bleriot fuselage mounted on a biplane chassis.

Top Speed: 54 m.p.h.

Engine: 50 horse-power seven-cylinder Gnome

Wingspan: 34.5 feet

Weight: 690 pounds

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