


Water Bureau Newspaper Scrapbook, 1942-1952

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

Down Under III: A walk in the Dobson’s Run Storm Relief Sewer, June 15, 2010

Requiem for a stream: A brief history of Dobson’s Run

Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871

Centre Square Water System

Two reports on the state of the Schuylkill River, 1867

Plan of Pine Street Sewer, 1830

Mill Creek Sewer under construction, 1883
