Ghosts of Water in Fairmount Park, Part 1, with Adam Levine
High Water: An Informal History of Flooding in Philadelphia
History of Water in Roxborough: A talk by Adam Levine
Schuylkill River watershed, population in 1904
Map of Philadelphia Harbor, Delaware and Schuylkill, 1912
Cresheim Aqueduct
Street map of Reading, Pennsylvania, 1872
Fairmount Park topographical map, showing East Park Reservoir, 1872
Schuylkill River from below the South Street Bridge, 1873
Philadelphia from Belmont, West Park (Picturesque America)
