Sewer systems, City of Philadelphia, 1927 and 1929
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 III: A walk in the Dobson’s Run Storm Relief Sewer, June 15, 2010
Requiem for a stream: A brief history of Dobson’s Run
Drawing Dock Creek
Down Under, Part 2: Beaver Creek as it appears today
Requiem for a stream: Adams Run in Oak Lane
Requiem for a stream: Still House Run in Manayunk
Filling Low Land: A Story of Ash-Dumping in the Wingohocking Creek Watershed
From Creek To Sewer
Aramingo Canal, Then and Now
Drainage and Sewerage Report, 1853
Down Under!
