Twenty-fourth Ward (or West Philadelphia) Works, 1855
		Centre Square Water Works, Frederick Graff, Sr. Plans, 1799
		Centre Square Water Works, Latrobe Plans, 1799
The Centre Square Works, 1801
		The Water Works of the City of Philadelphia. The Story of their Development and Engineering Specifications.
		Visionary planning report for Philadelphia region, 1928
		The Water Supply Problem of Philadelphia, 1899
		History of East Park Reservoir, Philadelphia, Pa., 1869-1889
		State of the Schuylkill River in 1876: Sewage pollution and possible remedies
		The Water and Drainage History of Philadelphia: A seven-part course