Subjects Natural Environment

Sewer Demand Taken to City Hall, 7/25/32

Reproduction of a long newspaper clipping showing headlines and text

In The Storm’s Track, Philadelphia Record, 1882-09-25

Bridge Street Draw, April 19, 1896. [Detail of men]

Image shows a black-and-white drawing of a creek with dotted lines indicating where changes will be made

“A Snake That Will Be Straightened Out,” map of Frankford Creek with proposed changes, 1949

The City and Port of Philadelphia on the River Delaware from Kensington, 1800

Birkinbine Schuylkill Hydrographical Survey 1861-66

Schuylkill River Hydrographical Survey 1861-66 by H. P. M. Birkinbine

Outhouse over Schuylkill near Pottstown

Outhouse over the Schuylkill near Pottstown

Fairmount, bird's eye view from Lemon Hill (detail)

Fairmount Park, bird’s eye view from Lemon Hill, detail

Frank Leslie's Illustrated Weekly, 1869, Schuylkill flood, 1869

Leslie’s Illustrated Newspaper, Schuylkill Flood 1869

Race Bridge, Fair Mount Water Works, 1834 (Graff05.63)

Race Bridge, Fairmount Water Works, 1834

View of Fairmount Water Works, ca. 1827

Lemon Hill and Sedgley Park, Graff Jr., 1851 (Graff05.21)

Plan of Lemon Hill and Sedgley Park, Fairmount and Adjoining Property, 1851