U.S. Steel National Tube Works, Main Pipe Mill Building, Along Monongahela River, McKeesport, Allegheny County, PA
Summary
Survey number: HAER PA-380-A
Building/structure dates: 1906
Public domain photograph of manufacturing workers, factory building, assembly line, free to use, no copyright restrictions image - Picryl description
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Carnegie, Andrew
Location
McKeesport, 40.34707, -79.86412
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html