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The manufacture of steel tubing -- blast furnaces of the National Tube Works company, McKeesport, Pennsylvania.
Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past
Restoration by: magscanner
- Created on
- Saturday 12 December 2009
- Posted on
- Saturday 12 December 2009
- Tags
- fabrication, factory, foundry, iron, pipe
- Visits
- 1118