Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912
Typical house drainage
Northeast Sewage Plant opening, 1951
Allegheny Avenue Sewer at Pier 126, 1918
Devereaux Street Sewer, Philadelphia magazine, 1911
Bingham Street Sewer, East of Tacony Creek, 1921
Privy Regulations
Privies, Emerald Street, 1919
Water Before and After Roxborough