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
Early photographs of Fairmount and vicinity, 1848
Requiem for a stream: Adams Run in Oak Lane
Filling Low Land: A Story of Ash-Dumping in the Wingohocking Creek Watershed
Cobbs Creek: A Brief Historical Overview by Adam Levine
Visions of the Schuylkill, 1884 and Now
Two reports on the state of the Schuylkill River, 1867