The Water Works of the City of Philadelphia. The Story of their Development and Engineering Specifications.
The Water and Drainage History of Philadelphia: A seven-part course
Fairmount and vicinity, 1839
Wooden Water Pipe, removed from Market Street, December 6, 1901
Bethlehem Water Works, 2011
Torresdale Conduit work gang, 12/18/1906
Finished Upper Roxborough filters, 1903
Electric Pump Installations at Lardner’s Point Pumping Station