Date: | 08 01 1912 |
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Description: | Elevated view of the power dam construction site from the west, showing the elevated trestle, coffer dam, and steam pile drivers. The concrete plant is vis... |
Date: | 10 01 1964 |
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Description: | The American Radio Relay League sponsors a communications and rescue drill based on a simulated flood near Verona. 30 workers and 35 mobile communications ... |
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