Men of the Old Stone Age: Their Environment, Life and Art

by Henry Fairfield Osborn

(7) Dawkins, 1883.1, pp. 576-579.

(8) Geikie, J., 1914.1, p. 248.

(9) Reid, C., 1908.1.

(10) Desnoyers, 1863.1.

(11) Haug, 1911.1, p. 1807.

(12) Geikie, J., 1894.1, p. 682; 1914.1, p. 250.

(13) Dubois, 1894.1.

(14) Fischer, 1913.1.

(15) Schwalbe, 1899.1; 1914.1.

(16) Büchner, 1914.1.