Stock Photo: Engineer working on the Pescarra Helicopter. Developed by Argentine engineer Raúl Pescara in the early 1920s, it had two contra-rotating 'screws', each having four blades. Ca. 1920s.

Engineer working on the Pescarra Helicopter. Developed by Argentine engineer Raúl Pescara in the early 1920s, it had two contra-rotating 'screws', each having four blades. Ca. 1920s. : Stock Photo

4048-10130 | Rights Managed
Credit: Everett Collection / Everett Collection
Category: Historical
CSUA001_CS481_H

Release Details

Model Release: No
Property Release: No

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