1. HU: Harvard University Archives, Pusey Library, Harvard University, Cambridge, Massachusetts.
2. LC: Library of Congress, Washington, D.C.
3. NAA: National Anthropological Archives, Smithsonian Institution, Washington, D.C.
4. SIA: Smithsonian Institution Archives, Smithsonian Institution, Washington, D.C.
5. Indications of the antiquity of the Indians of North America, derived from a study of their relics;Abbott;American Naturalist,1876