


Map Lovers’ Monday: Water for City Hall

Wissahickon Pipe Aqueduct, Roxborough to Mt. Airy, 1868

Map Lovers’ Monday: 1891 Water Supply Plan

Listening for leaks

Wooden Pipes in Philadelphia

Wooden Water Pipe, removed from Market Street, December 6, 1901

Half a Century of Clean Water

Centennial Exhibition situation plan, 1876

Bureau of Water, Cumberland, west of 13th Street, pipe line, 1907

Oak Lane Reservoir pipeline, 1904
