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
Centre Square Water Works, Drawings of Intake Basin
Queen Lane Water Works (1894)
Lardner’s Point Pumping Station (1902)
Roxborough Works (1869)
Spring Garden Northern Liberties, or Schuylkill Works (1844)
Delaware and Kensington Works (1851-1890)
Frankford Pumping Station (1877)
