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
Centre Square Water System
Centre Square Water Works, Frederick Graff, Sr. Plans, 1799
Centre Square Water Works, Latrobe Plans, 1799
Two reports on the state of the Schuylkill River, 1867
Centre Square Engine House, ca. 1807
The Water Works in Centre Square, Philadelphia
Duplex Pumping Engine, Belmont Works