Airplanes - Engines - Manufacture of 80 H. P. LE Rhone engine by Union Switch and Signal Co., Swissvale, PA. Turning gills on cylinders
Summary
Date Taken: 7/0/1918
Photographer: Union Switch and Signal Co.
Airplanes - Engines
Tags
Date
1917 - 1918
Source
The U.S. National Archives
Copyright info
No known copyright restrictions