The pipe beneath the rocky path
Ghosts of Water in Fairmount Park, Part 1, with Adam Levine
Sandy Run Watershed and the Holmesburg Water Works
Birch’s Views of Philadelphia, 1800
The Discovery Center: The creative reuse of an abandoned city reservoir
Plans and maps of the Pennypack Creek Watershed in Philadelphia
Wingohocking Sewer across Penn St.
Early visions of Philadelphia’s airport
Frankford Creek Watershed: A historical overview of the Philadelphia section
Frankford Creek Watershed Historical Timeline