Frankford Creek Watershed: A historical overview of the Philadelphia section
Drawing Dock Creek
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
Kensington Water Supply in 1883
Sewers, Pollution, and Public Health in 19th Century Philadelphia
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
Half a Century of Clean Water: The Clean Water Act, 1972-2022
Outhouse over the Schuylkill near Pottstown
Water Before and After Roxborough