Bridge Street Draw, April 19, 1896. [Detail of men]
Bridge Street Draw. View of old draw removed, looking north. April 19, 1896. [Detail]
Bridge Street Draw. General view of old draw, ca 1896
Torresdale Conduit work gang, 12/18/1906
Bureau of Water, Cumberland, west of 13th Street, pipe line, 1907
Oak Lane Reservoir pipeline, 1904
State Street pipeline construction, 1904
Finished Upper Roxborough filters, 1903
Upper Roxborough filter beds under construction, July 1902
Rudolph Hering
