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Historic resources from our archives - images, maps, documents, and more.
Pipe Test, 1914
Southeast Sewage Treatment Works diagram, 1955
Allegheny Avenue Sewer at Pier 126, 1918
Plan for the Collection, Treatment and Disposal of Sewage, 1914
Water Before and After Roxborough
State Road triple pipeline construction, 1904
Upper Roxborough Filter Beds Complete, 1903
Upper Roxborough Filter Bed Construction, 1902
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