Rebirth of the Rivers: Water History Video 3
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
Sewers, Pollution, and Public Health in 19th Century Philadelphia
The Water and Drainage History of Philadelphia: A seven-part course
“A Decidedly Mixed Drink,” April 6, 1899
Half a Century of Clean Water: The Clean Water Act, 1972-2022
‘Gillette, All By Himself, Gets Fine New Idea On Germ Slaying’
Allegheny Avenue Sewer at Pier 126, 1918