Trivia

Biography in: "Contemporary Authors". Volume 134, pp. 242-261. Detroit, MI: Gale Research, Inc., 1992

Biography in: "Dictionary of American Biography". Volume V, pp. 306-311. New York: Charles Scribner's Sons, 1932.

Biography in: "National Cyclopædia of American Biography". Volume I, pp. 281-282. New York: James T. White & Company, 1898.

Biography in: "American National Biography". Volume 11, pages 355-359. New York: Oxford University Press, 1999.

First president of the American Academy of Arts and Letters, from its founding in 1904 until his death in 1920.

Inducted into the Martins Ferry [Ohio] Hall of Honor in 2008 (inaugural class).