Pipeline being laid in Wissahickon Avenue
Still photo from a video sewer inspection, 2000
Wooden Water Pipe, removed from Market Street, December 6, 1901
Bridge Street Draw, construction of piers, ca. 1896
“Philadelphia Underground,” Jan. 29, 1961
Centennial Exhibition situation plan, 1876
69th St. Sewer and Culvert across Lansdowne AVe.
Bureau of Water, Cumberland, west of 13th Street, pipe line, 1907
Oak Lane Reservoir pipeline, 1904
State Street pipeline construction, 1904