Water Bureau Newspaper Scrapbook, 1942-1952
Drainage area plan, early 19th century
Last gasp of the Schuylkill Interceptor, December 20, 1956
You would not have wanted to drink it: Philadelphia’s water supply in 1884
Diagram from sewage treatment plan for Philadelphia, 1912
Southwest Sewage Treatment Plant under construction, 1949
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