Typical house drainage
Water Works Standpipe, 1853
Fairmount Water Works, with “Nymph and Bittern” fountain and standpipe, 1875
Baldwin Locomotive Works
View of Fairmount Water Works, ca. 1827
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