I of _History of North America_. Philadelphia, 1903.

[176] Eleventh Census, _Report on the Indians_, p. 35. Washington, 1894.

[177] Eleventh Census, _Report on Population_, Vol. I, p. cxxxviii.
Washington, 1894.

[178] Justus Perthes, _Taschen Atlas_, p. 38. Gotha, 1905.

[179] Richmond Mayo-Smith, Emigration and Immigration, p. 24. New York.

[180] _Ibid._, pp. 79-80, 113-115.

[181] Capt. A.T. Mahan, Influence of Sea Power upon History, pp. 27-28.
Boston, 1902.

[182] W.Z. Ripley, Races of Europe, pp. 247, 272-274. New York, 1899.

[183] Caesar, _Bella Gallico_, Book III, chap. I.

[184] Hodgkin, Italy and Her Invaders, Vol. I, Part I, pp. 34-43.
Oxford, 1892.

[185] Ratzel, History of Mankind, Vol. III, pp. 242, 245, 250, 257.
London, 1896-1898.

[186] John Fiske, Discovery of America, Vol. I, pp. 316-317. Boston,
1893.

[187] Elliott Coues, History of the Lewis and Clark Expedition, Vol. I.
pp. 193-198, 203-212, 240. New York, 1893.

[188] Francis Parkman, La Salle and the Discovery of the Great West, pp.
39-40, Note 2. Boston, 1904.

[189] George G. Chisholm, Commercial Geography, pp. 56-57. London, 1904.

[190] Herodotus, Book II, 60.

[191] Encyclopaedia Britanica, Article Pilgrimages.

[192] E. Huntington, The Pulse of Asia, p. 88. Boston, 1907.

[193] Boyd Alexander, From the Niger to the Nile, Vol. II, pp. 3-7.
London, 1907.

[194] C.A. Sherring, Western Tibet and the British Borderland, pp. 3-4,
144-145, 280-284. London, 1906.

[195] Hans Helmolt, History of the World, Vol. I, pp. 189-191. Map p.
190. New York and London, 1902-1906.

[196] J.W. Powell, Map of Linguistic Stocks of American Indians, Annual
Report of Bureau of Ethnology, Vol. VII.

[197] Archibald Little, The Far East, Ethnological Map, p. 8. Oxford,
1905.

[198] Census of India, 1901, General Report by H.H. Risley and E.A.
Gait, Vol. I, Part I, pp. 500-504; and Ethnographic Appendices by H.H.
Risley, Vol. I, map, p. 60. Calcutta, 1903. P. Vidal de la Blache, _Le
Peuple de l'Inde, d'apres la serie des recensements_, pp. 431-434,
_Annales de Geographie_, Vol. XV. Paris, 1906.

[199] Hans Helmolt, History of the World, Vol. III, pp. 422, 424,
434-436. New York, 1902-1906.

[200] D. Livingstone, Missionary Travels, pp. 97-102. New York, 1858.

[201] James Bryce, Migrations of the Races of Men Considered
Historically, _Scottish Geographical Magazine_, Vol. VIII, pp. 400-421,
May, 1892.

[202] Justus Perthes, _Ta