Underhill, E. F. 1. (1856). The history and records of the Elephant Club: Comp. from authentic documents now in possession of the Zoölogical Society. New York: Livermore & Rudd.

Underhill, Edward F. 1830-1898. The History and Records of the Elephant Club: Comp. From Authentic Documents Now in Possession of the Zoölogical Society. New York: Livermore & Rudd, 1856.

Underhill, Edward F. 1830-1898. The History and Records of the Elephant Club: Comp. From Authentic Documents Now in Possession of the Zoölogical Society. New York: Livermore & Rudd, 1856.