The Water and Drainage History of Philadelphia: A seven-part course
Dauphin and Sydenham car crash, Jan. 17, 1978
Privy Cleaning Receipt, 1885
“A Decidedly Mixed Drink,” April 6, 1899
Bill for Privy Cleaning, 1869
Half a Century of Clean Water
‘Gillette, All By Himself, Gets Fine New Idea On Germ Slaying’
Pegg’s Run, Northern Liberties (Watson’s Annals)
Jar of raw sewage before treatment, 2000
Northeast Sewage Plant opening, 1951