Arch Street Ferry, Philadelphia
The City and Port of Philadelphia on the River Delaware from Kensington, 1800
Plan of the City of Philadelphia and Adjoining Districts, 1830
Philadelphia the Manufacturing and Industrial Capital map, 1906
Centennial Exhibition situation plan, 1876
Portrait of Samuel H. Ashbridge, Mayor
Philadelphia Water Department chief engineer John Trautwine Jr., 1890s
Nine visiting nurses ready for work, ca. 1909
Lancaster/Schuylkill Bridge (Upper Ferry Bridge)
Race Bridge, Fairmount Water Works, 1834