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
Typhoid Fever and sewage tainted drinking water: An 1889 report from the Philadelphia Board of Health
CITIZENS’ BUSINESS: 1939-1946
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
State of the Schuylkill River in 1876: Sewage pollution and possible remedies
Plan of Pine Street Sewer, 1830
Mill Creek Sewer under construction, 1883