11.
Men working on machinery in a mine
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-
- Date:
- unknown
- Format:
- Still image
- Access:
- Public
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11.
12.
Mine railroad car
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-
- Date:
- unknown
- Format:
- Still image
- Access:
- Public
13.
Railroad tracks in a mine
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-
- Date:
- unknown
- Format:
- Still image
- Access:
- Public