Williamson Bros. – from iron foundry to shopping center
High Water: An Informal History of Flooding in Philadelphia
Roxborough’s River and Water: A History
Water History: Making It Safe to Drink
Water History: Rebirth of the Rivers
Play Ball! Meet the 1960 PWD Softball Team
History of Philadelphia’s Sewers and Waterways (Preservation Alliance)
Schuylkill River watershed, population in 1904
Water History: Repurposing Old Infrastructure
Sandy Run Watershed and the Holmesburg Water Works
