Sandy Run Watershed and the Holmesburg Water Works
PWD Celebrates Black History Month
Cresheim Aqueduct
Ghosts of Water in Fairmount Park, Part II, with Adam Levine
Wingohocking Sewer across Penn St.
Dauphin and Sydenham car crash, Jan. 17, 1978
Still photo from a video sewer inspection, 2000
Norman Lofton inspects sewer at Ditman and Sheffield, 1987
Thomas Run sewer outlet at Cobbs Creek
Centennial Exhibition situation plan, 1876