Mill Creek Sewer under construction, 1883
Norman Lofton inspects sewer at Ditman and Sheffield, 1987
Captain Sewer and Michael Nutter, 1998
State Street pipeline construction, 1904
Upper Roxborough filter beds under construction, July 1902
Outhouse over the Schuylkill near Pottstown
Northeast Sewage Plant opening, 1951
Allegheny Avenue Sewer at Pier 126, 1918
Bingham Street Sewer, East of Tacony Creek, 1921
Privies, Emerald Street, 1919