The Schuylkill Navigation: A Journey on the Historic Nineteenth Century Waterway
Map Lovers’ Monday: Philadelphia Topography
Birch’s Views of Philadelphia, 1800
Centre Square Water Works, Frederick Graff, Sr. Plans, 1799
James W. Phillips Letter Book, 1904-1913
Plan of Pine Street Sewer, 1830
Fairmount Water Works, W.H. Bartlett, 1839
Fairmount Water Works from the forebay, 1833
Fourth of July, Centre Square, ca. 1812
Centre Square Engine House, ca. 1807