Short flights of more than 20 feet in altitude were made at McCook Field, Dayton, by the De Bothezat helicopter, an airplane that rises vertically without a running start.

2,000 Feet

Provided any British helicopter (with pilot) attains an altitude of 2,000 feet—and, in addition, shows ability to hover and to remain stationary in the air for half an hour in a 20 mile wind—its inventor will receive a £50,000 prize, the British Air Ministry announced. A man in the British Royal Air Force walked slowly into a revolving airplane propeller and was...

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