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

by Henry Fairfield Osborn

(12) d'Ault du Mesnil, op. cit.

(13) Schmidt, 1912.1, pp. 124, 125.

(14) Obermaier, 1912.1, p. 118.

(15) Dawson, 1913.1; 1913.2; 1913.3.

(16) Kennard, 1913.1.

(17) Reid, 1913.1.

(18) Dawson, 1913.1, p. 123; 1914.1, pp. 82-86.

(19) Keith, A., 1913.1; 1913.2; 1913.3.

(20) Smith, G. E., 1913.1; 1913.2; 1913.3; 1913.4.

(21) Boule, 1913.1, pp. 245, 246.