All Untagged Photos
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City Waterworks Reservoir
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Aspinwall Delafield Company
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Foundations
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Cofferdam Looking Southeast
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Filter No. 24
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Filtration Division
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Brilliant Pumping Station
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Calculation Book
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Central Gate Chamber
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Aspinwall Pumping Station
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Leaks
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Broken Vaulting
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Filter No. 24
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Flood Damage
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Cofferdam
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Aspinwall Pumping Station
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Filtration Plant Progress
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Draining Excavation
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Barrel Arch Forms
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Dredging
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Allegheny River Bank
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Construction Progress
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Bridge Wreckage
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Flood Damage
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Fallen Pillar
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High Water in Boiler House
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Eastern Progress
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Freeport Road