The pipe beneath the rocky path
Map Lovers’ Monday: Philadelphia in 1897, with color added
Water Bureau Newspaper Scrapbook, 1942-1952
History of Water in Roxborough: A talk by Adam Levine
Cresheim Aqueduct
Last gasp of the Schuylkill Interceptor, December 20, 1956
You would not have wanted to drink it: Philadelphia’s water supply in 1884
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
Down Under, Part 2: Beaver Creek as it appears today
