1. The Leopard’s Spots: Scientific Attitudes Towards Race in America, 1815–59;W Stanton,1960
2. The Skull Collectors: Race, Science and America’s Unburied Dead;A Fabian,2010
3. Race and Manifest Destiny: The Origins of American Racial Anglo-Saxonism;R Horsman,1981
4. Race: The History of an Idea in America;T Gossett,1997
5. Science Encounters the Indian, 1820–1880: The Early Years of American Ethnology;R Bieder,2003