Delancey M. Ellis, New York at the Louisiana Purchase Exposition, St. Louis, 1904, Report of the New York State Commission, (Albany: J. B. Lyon Company, State Printer, 1907), p. 275.[4]
Néstor Ponce de León, "Columbus Fountain, New York City," The Columbus Gallery: The 'Discoverer of the New World' as represented in Portraits, Monuments, Statues, Medals and Paintings (1893), pp. 120-21.[1]