CITIZENS’ BUSINESS: 1939-1946
High Water: Flooding in Philadelphia
Glossary of Drainage Terms by C. Drew Brown
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
Lighthouses along the Delaware, 1913
Visions of the Schuylkill, 1884 and Now
Centre Square Water System
Centre Square Water Works, Drawings of Intake Basin
From Creek To Sewer
Manayunk and the Schuylkill Navigation
