Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871
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
Requiem for a stream: Adams Run in Oak Lane
Leverington Avenue Stormwater Sewer
Filling Low Land: A Story of Ash-Dumping in the Wingohocking Creek Watershed
Sewers, Pollution, and Public Health in 19th Century Philadelphia
Dock Creek Sewer in 1849: A report on its condition made to City Councils
CITIZENS’ BUSINESS: 1939-1946