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Thomas Henry Huxley. 1869. On the distribution of the races of mankind, and its bearing on the antiquity of man. International congress of prehistoric archaeology: transactions of the third session which opened at Norwich on the 20th August and closed in London on the 28 August 1868, pp. 92-105.
Paul Broca. 1869. On the crania and bones of Les Eyzies, Dordogne. International congress of prehistoric archaeology: transactions of the third session which opened at Norwich on the 20th August and closed in London on the 28 August 1868, pp. 168-175. |