Newspaper Clipping Scrapbooks of Frederic Graff Jr.,Chief Engineer of the Philadelphia Water Department: Part 1, 1854-1857
Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871
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
Visionary planning report for Philadelphia region, 1928
Two reports on the state of the Schuylkill River, 1867
2,000 Turn Out for ‘Be-In’ To Promote ‘Flower Power’
Fairmount Gardens with the Schuylkill Bridge, 1839