Listening for leaks
Two Frankford Creek Bridges, 1896-1899
Pipeline being laid in Wissahickon Avenue
Pennsylvania Railroad Bridge at Manayunk, about 1895
Gritty and the Phanatic in Ida’s Floodwaters
Dauphin and Sydenham car crash, Jan. 17, 1978
Still photo from a video sewer inspection, 2000
Mill Creek Sewer under construction, 1883
Wooden Water Pipe, removed from Market Street, December 6, 1901
Bethlehem Water Works, 2011