Ward, Henry A. (Henry Augustus), 1834-1906, Colgate, Robert, 1812-1885, Bickmore, Albert S. (Albert Smith), 1839-1914, "Contract (American Museum of Natural History, New York).", AW23 Ward (Henry Augustus) Papers (Rare Books, Special Collections and Preservation, River Campus Libraries, University of Rochester), Ward Project, accessed January 31st, 2025, https://wardproject.org/items/show/16782