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NYC Water: Shandaken Tunnel Holing Through Celebration
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NYC Water: Williamsburg Conduit Construction
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NYC Water: Williamsburg Conduit construction near Newtown Creek
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NYC Water: Williamsburg Conduit construction near Newtown Creek
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NYC Water: Williamsburg Conduit construction near Newtown Creek
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NYC Water: Board of Water Supply portraits
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NYC Water: Dangerous conditions for photographers
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NYC Water: Garrison Tunnel, Catskill Aqueduct
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NYC Water: Taking photographs inside a tunnel
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NYC Water: Preventing waste disposal from trains
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NYC Water: Sanitary Record for the Schoharie Watershed
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NYC Water: Correspondence about sanitary control
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NYC Water: Correspondence about sanitary control
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NYC Water: Correspondence about sanitary control
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NYC Water: Correspondence about sanitary control
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NYC Water: Diploma of Merit
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NYC Water: An Act to provide for supplying the city of New York with pure and wholesome water
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NYC Water: Watershed Protection Sign
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NYC Water: Rules and Regulations for the Protection of the Water Supply from Contamination
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NYC Water: Watershed sanitation
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NYC Water: Watershed sanitation
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NYC Water: Watershed sanitation
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NYC Water: Ashokan Reservoir workers camp
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NYC Water: Workers camp
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NYC Water: Ashokan Reservoir. Brown's Station workers camp school
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NYC Water: Sanitation in the workers camps
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NYC Water: Incinerator at a workers camp
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NYC Water: Pest House