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

Lab tech at Philly Home Show, 1960

Lab tech, water cleaning demo, Philly Home Show, 1960

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

Sewer construction, Rock Run, 1922