Date: | 06 13 1913 |
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Description: | Workmen and machinery at the quarry on Blackhawk Bluff. The gravel was used in construction of the power dam. |
Date: | 1905 |
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Description: | A winter view of the dam, left, on the Montello River and ice formations under the shed on the right. The polishing shed of the Montello Granite Company is... |
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