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, Drawings of Intake Basin
Queen Lane Water Works (1894)
Lardner’s Point Pumping Station (1902)
Belmont Works (1870)
Roxborough Works (1869)
Germantown Works (1851) and Mt. Airy Works (1882)
Spring Garden Northern Liberties, or Schuylkill Works (1844)
Fairmount Water Powered Works Expansion (1859 to 1861)
Fairmount Water Turbine Wheels (1851)
Fairmount Water Powered Water Works (1822)
Fairmount Steam Works (1815)
Delaware and Kensington Works (1851-1890)
High Pressure Fire Service Stations (1902)
The Chestnut Hill Works (1859-1911)
Frankford Pumping Station (1877)
Twenty-fourth Ward (or West Philadelphia) Works, 1855
The Centre Square Works, 1801
The Water Works of the City of Philadelphia
Centre Square Engine House, ca. 1807
Apparatus for testing model turbine wheels used at Fairmount, 1859-60
