


Requiem for a stream: A brief history of Dobson’s Run

Drawing Dock Creek

Down Under, Part 2: Beaver Creek as it appears today

MEET YOUR ENEMY: THE RAT

Newspaper Clipping Scrapbooks of Frederic Graff Jr.,Chief Engineer of the Philadelphia Water Department: Part 1, 1854-1857

Board of Health Newspaper Clipping Scrapbooks at City Archives of Philadelphia, 1891-1908

Typhoid Fever and sewage tainted drinking water: An 1889 report from the Philadelphia Board of Health

Kensington Water Supply in 1883

Leverington Avenue Stormwater Sewer

Filling Low Land: A Story of Ash-Dumping in the Wingohocking Creek Watershed
