Water Bureau Newspaper Scrapbook, 1942-1952
Annual reports and other documents relating to Philadelphia’s water supply system, 1796-1992
Birch’s Views of Philadelphia, 1800
Newspaper Clipping Scrapbooks of Frederic Graff Jr.,Chief Engineer of the Philadelphia Water Department: Part 1, 1854-1857
Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871
Centre Square Water System
Centre Square Water Works, Frederick Graff, Sr. Plans, 1799
Centre Square Water Works, Latrobe Plans, 1799
Electric Pump Installations at Lardner’s Point Pumping Station
New Mill House at Fairmount