The Schuylkill Navigation: A Journey on the Historic Nineteenth Century Waterway
Annual reports and other documents relating to Philadelphia’s water supply system, 1796-1992
Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871
Centre Square Water System
Electric Pump Installations at Lardner’s Point Pumping Station
Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912
New Mill House at Fairmount
