Encyclopedia > Juan de la Cierva

Article Content

Juan de la Cierva

Juan de la Cierva was a Spanish aeronautical engineer and pilot. His most famous accomplishment was the invention of the autogyro in 1923. The autogyro is a highly maneuverable aircraft with an unpowered rotor. It was a predecessor to the modern helicopter.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Ocean Beach, New York

... and 4.9% have someone living alone who is 65 years of age or older. The average household size is 2.26 and the average family size is 2.91. In the village the ...