1. The full-blood American Negro;Hrdlicka;Am J Phys Anthropol,1927
2. Dimensions of the body: whites and American Negroes of both sexes;Todd;Am J Phys Anthropol,1928
3. Downs analysis applied to three other ethnic groups;Cotton;Angle Orthod,1951
4. Variations in facial relationships: their significance in treatment and prognosis;Downs;Am J Orthod,1948
5. Differential diagnosis of American adult male black and white populations using Steiner's analysis;Kowalski;Angle Orthod,1974