[13] See Appendix A.
[14] A. H. Keane, Man Past and Present, p. 9.
[15] Sir John Evans, Inaugural Address, British Association Meeting, Toronto, 1897.
[16] A. Featherman, Social History of the Races of Mankind, vol. ii., p. 22.
[17] “Man is affected by these four physical agents: climate, food, soil, and the general aspect of Nature.”—Buckle, History of Civilization, vol. i., p. 29.
[18] Current Anthropological Literature, vol. ii., No. 1, p. 11.
[19] Featherman, vol. ii., preface.
[20] British Central Africa, p. 472.
[21] G. Stanley Hall, The Relations between the Lower and the Higher Races.
[22] J. Deneker, The Races of Man, p. 239.