 
		 
		 
		Pipeline being laid in Wissahickon Avenue
 
		Wooden Water Pipe, removed from Market Street, December 6, 1901
 
		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
 
		State Road triple pipeline construction, 1904
