Chief Engineers of the U. S. Navy
The Records of Living Officers of the U. S. Navy and Marine Corps. Compiled from Official Sources by Lewis Randolph Hamersly, Late Lieutenant United States Marine Corps. Revised Edition, Philadelphia: J. B. Lippincott & Co. 1870. Entered according to Act of Congress, in the year 1870, by L. R. Hamersly and F. R. Harbaugh, in the Clerk's Office of the District Court of the United States, in and for the Eastern District of Pennsylvania.