Production. Pratt and Whitney airplane engines. A gear for a Pratt and Whitney engine is tested for hardness on a Rockwell machine in a large Eastern plant now producing a steady flow of airplane motors for the planes that will help us bring victory. Pratt and Whitney Aircraft
Summary
Public domain photograph of aircraft engine, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1942
Contributors
Feininger, Andreas, 1906-1999, photographer
United States. Office of War Information.
Location
connecticut
Source
Library of Congress
Copyright info
Public Domain