Creek to Sewer

Still on the Map: Poquessing Creek and its Tributaries

Plans and maps of the Pennypack Creek Watershed in Philadelphia

Sewer systems, City of Philadelphia, 1927 and 1929

Black-and-white diagram showing streets and the Little Tacony Creek

Frankford Creek Watershed: A historical overview of the Philadelphia section

Report on channelization of Frankford Creek for flood control (1947)

Frankford Creek Watershed Historical Timeline

Down Under!