


Birch’s Views of Philadelphia, 1800

Cobbs Creek: A Brief Historical Overview by Adam Levine

Beauty from Utility: The Architect of the Southwest Sewage Pumping Station

Pipeline being laid in Wissahickon Avenue

Down Under!

Mill Creek Sewer under construction, 1883

Fairmount Water Works, W.H. Bartlett, 1839

Fairmount Water Works from the forebay, 1833

Fourth of July, Centre Square, ca. 1812

Wooden Water Pipe, removed from Market Street, December 6, 1901
