| 1906 Milling Department you might be working in. 1906 AMERICAN MACHINIST |
| Navigation Bar Placeholder |
Working in a 1900
Detroit Machine shop.
Detroit Machine shop.
1906 Grinding Department you might be
working in. 1906 AMERICAN MACHINIST
working in. 1906 AMERICAN MACHINIST
Last edited
Dec 5 2011
Dec 5 2011
The union Iron Mills Carnegie
Brothers and Company Pittsburg PA.
Carnegie steel, no work rules here
except sweat.
The 20 inch beam train steel rolling
mill 1880s. Harpers weekly.
Brothers and Company Pittsburg PA.
Carnegie steel, no work rules here
except sweat.
The 20 inch beam train steel rolling
mill 1880s. Harpers weekly.