Production. Marine boilers. Forging hammers and heavy punch presses used in a Midwest plant to produce hydraulic fittings and other essential Army equipment
Summary
Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.
Tags
Date
01/01/1942
Contributors
Palmer, Alfred T., photographer
United States. Office for Emergency Management.
Source
Library of Congress
Copyright info
Public Domain