Ferris, Richard. [from old catalog] · New York, T. Nelson and sons · leaf 128
ve as anelevator^ or from side to side as a rudder. Its hor-izontal surface has an area of about 12 square feet. The engine is placed above the main plane and thepilots seat below it. The body is triangular in sec-tion, with the apex uppermost, composed of threestrong bamboo poles with cross-pieces… … Santos-Dumonts La Demoiselle in flight. horse-power at 1,500 revohitions per minute. Thepropeller is of wood, 2-bladed, and being mounted 128 FLYING MACHINES: THE MONOPLANE. directly on the shaft of the motor, revolves at thesame velocity. The speed of the Santos-Dumontmachine is 37 miles per hour.
Aeronautics
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