Topics Technology & Engineering

Birch’s Views of Philadelphia, 1800

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]

PWD water tech at the Philly Home Show, 1960

PWD water tech at the Philly Home Show, 1960 (detail)

New Mill House at Fairmount (2008.001.0046)

New Mill House at Fairmount

View of Fairmount Water Works, ca. 1827

Henry Disston's Keystone Saw Works was located along the Delaware riverfront in Tacony. The black-and-white lithograph shows the factory's many smokestacks emitting smoke into the atmosphere.

Keystone Saw Works