Topics Technology & Engineering

Birch’s Views of Philadelphia, 1800

Beauty from Utility: The Architect of the Southwest Sewage Pumping Station

Black and white photo of a man wearing a hat and standing on a bridge with his arm on a post

Wood truss drawbridge, Orthodox Street over Frankford Creek, 1899 [Detail]

Philadelphia Underground, Jan. 29, 1961

“Philadelphia Underground,” Jan. 29, 1961

State Street pipeline construction

State Street pipeline construction, 1904

Stand Pipe of Philadelphia Water Works

Water Works Standpipe, 1853

View of Fairmount Water Works, ca. 1827

Two black-and-white photographs of pipeline construction on State Road. Depicted are a group of people, trees, buildings, a fire hydrant and a grid of boards over the pipes.

State Road triple pipeline construction, 1904

Eleven men in a work gang plug leaks in a tunnel, the Torresdale Conduit

Torresdale Conduit work gang, 1906