Frankford Creek Watershed: A historical overview of the Philadelphia section
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
Leverington Avenue Stormwater Sewer
Sewers, Pollution, and Public Health in 19th Century Philadelphia
Dock Creek Sewer in 1849: A report on its condition made to City Councils
Glossary of Drainage Terms by C. Drew Brown