| Source: Mercantile and Manufacturing Scrapbooks, circa 1948-1977 Location: Reading Room / St.L. / 658 / M533 | |
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| Corporate Name: | Granite City Steel Co. |
| Volume: | 4 |
| Page: | 55 |
| Remarks: | photo of Pilot Knob iron ore mine and pellet manufacturing facilities, owned by Granite City Steel Co., 1968 |
