Juan de la Cierva dies
Wednesday, December 9, 1936
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Description
Autogiro pioneer. He was born on September 21, 1895. He died in a plane crash at Croydon airfield, UK. Source: "80 Years of the Autogiro: Cierva, Pitcairn and the Legacy of Rotary-Wing Flight", Bruce H. Charnov, VERTIFLITE Fall 2003, Pages 36-39
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