Published online by Cambridge University Press: 01 April 2022
1 Sydney Smith, “The Origin of the Origin.”, Advancement of Science 16, 1960, pp. 391–401.
2 Timothy Lenoir, “Kant, Blumenbach, and Vital Materialism in German Biology”, Isis 71, March 1980, pp. 77–108.
3 Howard E. Gruber and Paul H. Barrett, Darwin on Man. New York: Dutton, 1974, p. 392. Minor alterations made in accord with my own reading of the original manuscript. (Cambridge University Archives, DAR91, p. 32).