[2108] Cf. Bain, loc. cit. p. 117; Sully, ‘Outlines of Psychology,’ p. 515.

[2109] Walker, ‘Intermarriage,’ pp. 113-115.

[2110] Haushofer, loc. cit. p. 405.

[2111] Walker, pp. 115, et seq.

[2112] Reich, loc. cit. p. 456.

[2113] Waitz, ‘Introduction to Anthropology,’ p. 174.

[2114] Bancroft, loc. cit. vol. i. p.  772.

[2115] Spencer, ‘Descriptive Sociology,’ Ancient Mexicans, &c., p. 4.

[2116] Powers, loc. cit. p. 214. Cf. Mackenzie, ‘Voyages,’ p. 148 (Beaver and Rocky Mountain Indians).

[2117] ‘Das Ausland,’ 1884, p. 464.