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The Columbus Monument Held Up During Excavations. IMAGE ID: 801555 |
Opening Of The Shaft Beneath Hell Gate. IMAGE ID: 810061 |
Vertical Section Of Excavation At Hallett'S Point, IMAGE ID: 810060 |
Submarine Excavations. IMAGE ID: 810059 |
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View In The Excavation For The New Grand Central S IMAGE ID: 809353 |