Ghosts of Water in Fairmount Park, Part 1, with Adam Levine
Sandy Run Watershed and the Holmesburg Water Works
Map Lover’s Monday: Fairmount Park, 1869
Plans and maps of the Pennypack Creek Watershed in Philadelphia
Mount Moriah Historic Cemetery and Arboretum
Requiem for a stream: Adams Run in Oak Lane
Filling Low Land: A Story of Ash-Dumping in the Wingohocking Creek Watershed
Visions of the Schuylkill, 1884 and Now
