The new air compressors which furnish power to drive the drills, about 500 feet below the surface of the earth.
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The new air compressors which furnish power to drive the drills, about 500 feet below the surface of the earth.
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Miners descending the west shaft with the Burleigh Drill.
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Dam on the Deerfield.
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East end of tunnel, showing bed of road.
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East end of tunnel, showing bed of road.
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West end from the original surface standpoint, looking north-east.
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Miners descending the west shaft.
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