At the Confluence of Navigation History: Past, Present and Future
A new book, more than 40 years in the making, about an iconic Philadelphia building
Fairmount Water Works: The Surprising History of an American Landmark
Two views on the water supply, 1939
Philadelphia drinking water 90+ years ago
Farewell to the SS United States
The pipe beneath the rocky path
Map Lovers’ Monday: Philadelphia in 1897, with color added
Army Corps of Engineers 1882 Report on Navigation in Frankford Creek
Fairmount Water Works in High Resolution
