Date: | |
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Description: | Cornish miner's homes on a hill, with surrounding landscape. |
Date: | 1915 |
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Description: | Elevated view of mining operations. Caption reads: "'A Busy Corner' of Platteville." |
Date: | 1920 |
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Description: | The Empire zinc and lead mine. Very litle lead is now produced. |
Date: | 1906 |
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Description: | This topographical map shows the Little Platte River, shafts, test-pits, old workings, contour lines of Galena limestone elevation, railroads, and building... |
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