Date: | 1910 |
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Description: | Zinc miners posing with an ore bucket down in a mine. |
Date: | 1915 |
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Description: | Two men work in a zinc mine near Platteville, Wisconsin. |
Date: | 1939 |
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Description: | International PA-100 power unit operating a Pomona water pump in a lead and zinc mine. A box labeled "dynamite" is in the foreground. |
Date: | 1936 |
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Description: | View from road of lead and zinc mines and surrounding buildings. |
Date: | 1925 |
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Description: | Railroad tank cars on railroad tracks outside the plant. There are two large round storage tanks behind the tank cars. |
Date: | 1925 |
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Description: | View down railroad tracks towards large mounds of raw material at National Zinc Separating Company plant. Industrial buildings and a railroad car and an au... |
Date: | 1925 |
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Description: | View across field towards large mounds of raw material at National Zinc Separating Company plant. Industrial buildings are in the background. |
Date: | 1925 |
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Description: | View down railroad tracks of the National Zinc Separating Company grounds. There is a large mound of ores, railroad cars, industrial buildings and a tall b... |
Date: | 1924 |
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Description: | The Blackstone Mine property and mining equipment. |
Date: | 1909 |
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Description: | Exterior view of a diamond drill outfit on Presque Isle River. |
Date: | 1909 |
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Description: | Several men standing next to gears and machinery inside a diamond drill outfit. |
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