# R-1830 engine on C-47 at factory 1942

- By: Alfred T. Palmer
- Date: 1942-10
- Classification: Photograph
- Credit line: This image is available from the United States Library of Congress's Prints and Photographs division under the digital ID fsac.1a35357. This tag does not indicate the copyright status of the attached work. A normal copyright tag is still…
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:R-1830_engine_on_C-47_at_factory_1942.jpg)
- Rights: Public domain
- Picture: https://upload.wikimedia.org/wikipedia/commons/thumb/2/24/R-1830_engine_on_C-47_at_factory_1942.jpg/1920px-R-1830_engine_on_C-47_at_factory_1942.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

A woman employee of Douglas Aircraft Company's plant in Long Beach, California in October 1942, being trained on the details of installing an aircraft engine. The engine is a Pratt & Whitney R-1830 Twin Wasp 14-cylinder radial engine of 1,200 horsepower (890 kW); it is being installed on a Douglas C-47 Skytrain twin-engined transport airplane, the military version of the Douglas DC-3 airliner.