‘Gillette, All By Himself, Gets Fine New Idea On Germ Slaying’
Bureau of Water, Cumberland, west of 13th Street, pipe line, 1907
Philadelphia Water Department chief engineer John Trautwine Jr., 1890s
Immigrant family, ca. 1900, nurse in black
Jar of raw sewage before treatment, 2000
Northeast Sewage Plant opening, 1951
City officials tour new interceptor sewer, 1953