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Filter: Categories of Wisconsin Historical Images
Filter: FULL_DATE of 1937
Filter: Subject of mines and mineral resources
| Date: | 1937 |
|---|---|
| Description: | Worker moving rock at the Sahara Mine with an International T-40 TracTracTor (crawler tractor) equipped with a Bucyrus-Erie bullgrader. |
| Date: | 1937 |
|---|---|
| Description: | Pictorial map showing historical events and locations within the state of Wisconsin, as well as waterways and counties. Original caption on the bottom marg... |
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