Subjects Urban Development

Finished Upper Roxborough filters, 1903

Finished Upper Roxborough filters, 1903

Upper Roxborough filter beds

Upper Roxborough filter beds under construction, July 1902

Outhouse over Schuylkill near Pottstown

Outhouse over the Schuylkill near Pottstown

Laying the Main (2004.057.0074.007)

Commencement of laying the main on the East side of the River, 1871

Engine House of the Belmont Works, R. Newell photo (2004.057.0074.001)

Engine House, Belmont Works

New Mill House at Fairmount (2008.001.0046)

New Mill House at Fairmount

Typical House Drainage, Combined and Separate Systems (2008.001.0032)

Typical house drainage

Tinted image of a single-arch bridge over a river with landscape in the distance

Lancaster/Schuylkill Bridge (Upper Ferry Bridge)

Upper Ferry Bridge over the Schuylkill (Graff09.03)

Upper Ferry Bridge, 1820

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

Race Bridge, Fairmount Water Works, 1834

View of Fairmount Water Works, ca. 1827

Benezet House Clarke Hall Chestnut St. Bridge

Benezet House, Clarke’s Hall, and Chestnut St. Bridge (Watson’s Annals)