

View of Fairmount Water Works, ca. 1827

Pipe Test, 1914

Northeast Sewage Plant opening, 1951

Southeast Sewage Treatment Works diagram, 1955

City officials tour new interceptor sewer, 1953

Plan for the Collection, Treatment and Disposal of Sewage, 1914

Pennypack Sewage Treatment Works, 1914

Devereaux Street Sewer, Philadelphia magazine, 1911

Bingham Street Sewer, East of Tacony Creek, 1921

Sewer construction, Rock Run, 1922
