Captain Freeman and Benjamin H. Norton, collected Necker Island, 1894, S.S. Iwalani; Daniel Balou; (William Coleman Auction Galleries, New York, until 1940); [Willard B. Golovin, New York, until 1976]
"Stone Idols from Necker Island." Journal of the Polynesian Society vol. 3 (1894), pp. 153–54.
Lois, Rosemary and George, and H. Priday. "A Polynesian Migration Circa 1765." Journal of the Polynesian Society vol. 3 (1894).
Emory. "Archaeology of Nihoa and Necker Islands." Bernice P. Bishop Museum Bulletin, Tanager Expedition, Publication no. 5, vol. 53 (1928), pp. 54–55, 68, 111–12.
Jones, Mark. The art of the medal. London, 1979, pp. 91–96.
Rose, Roger G. Hawai'i: The Royal Isles. Vol. vol. 67. Honolulu: Bishop Museum Press, 1980, p. 166.
Kirch, Patrick Vinton. Feathered Gods and Fishhooks: An Introduction to Hawaiian Archaeology and Prehistory. Honolulu: University of Hawaii Press, 1985, pp. 94, 96, 97.
Newton, Douglas, Julie Jones, and Kate Ezra. The Pacific Islands, Africa, and the Americas/The Metropolitan Museum of Art. New York: The Metropolitan Museum of Art, 1987, p. 94.
Kjellgren, Eric. Oceania: Art of the Pacific Islands in the Metropolitan Museum of Art. New York and New Haven: The Metropolitan Museum of Art, 2007, no. 192, pp. 315–316.