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
Fairmount Park topographical map, showing East Park Reservoir, 1872
Thomas Mill Covered Bridge over Wissahickon Creek (Picturesque America)
Wingohocking Sewer across Penn St.
Fairmount Gardens with the Schuylkill Bridge, 1839
Frankford Creek: Sad History of an Urban Stream title page
Duplex Pumping Engine, Belmont Works
View of Fairmount Water Works, ca. 1827