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Filter: Subject of eyeglasses
Filter: Subject of mines and mineral resources
| Date: | 1945 |
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| Description: | Worker at a Hawkins Mine machine shop checking a measurement on a large casting under a trouble light. Hawkins Mine was a subsidiary of International Harve... |
| Date: | |
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| Description: | John L. Lewis, president of the United Mine Works of America, speaking at a hearing. |
| Date: | 1945 |
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| Description: | Worker in an elevator at International Harvester's Hawkins Mine near Hibbing, Minnesota. |
| Date: | 1954 |
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| Description: | Men and women seated on benches along both walls of Kenneth Crook's Uranium Tunnel in Lone Rock. Note the uranium pads visitors hold in their laps or on th... |
| Date: | 11 1996 |
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| Description: | "The Neda mine has four miles of corridors over about 22 arches." |
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