All Untagged Photos
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Brilliant Pumping Station
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Concrete Drain
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Gallery No. 4
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Construction Progress
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Gravel Screening Plant
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Interior Mill
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Fill on Hospital Property
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Kraut factory
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Filtered Water Reservoir
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Allegheny River
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Finished Subway
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Camp at Barn
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Construction Progress
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Aspinwall Pumping Station Switch Boards
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Balance Beams
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Looking West from Allegheny River Bank
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Engineers on Concrete Bridge
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Basin No. 1
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Gallery and Filters
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Filtration Plant Progress
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Brilliant Pumping Station Piping
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Intake Conduits Looking East
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Engine Room Construction
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Filtration Plant Progress
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Contractors Plant
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End of the Curve
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Gregory Jackson Controller
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Filtration Plant Progress