Subjects Technology

Birch’s Views of Philadelphia, 1800

A section of wooden water pipe, long out of service, removed from a Philadelphia street in 1901. It had been installed about 1801.

Wooden Water Pipe, removed from Market Street, December 6, 1901

Centre Square Engine House, location of one of two steam engines used in the city’s original water system. Engraving by Birch.

Centre Square Engine House, ca. 1807

Torresdale Conduit work gang, 1906

Torresdale Conduit work gang, 12/18/1906

Finished Upper Roxborough filters, 1903

Finished Upper Roxborough filters, 1903

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

Photo of a work crew constructing a sewer in Rock Run, Tacony Creek, Philadelphia

Sewer construction, Rock Run, 1922