Book VII, chap. 89. J.T. Brent, The Bahrein Islands of the Persian Gulf,

Proceedings of the Royal Geographical Society, Vol. XII, pp. 13-16. London, 1890.

[461] George Adam Smith, Historical Geography of the Holy Land, pp. 169-170. New York, 1897.

[462] _Ibid._, pp. 179, 185, 286.

[463] _Ibid._, pp. 127-131.

[464] Ratzel, History of Mankind, Vol. III, pp. 100-102, 132-145. London, 1896-1898.

[465] H.R. Mill, International Geography, p. 985. New York, 1902.

[466] D.G. Hogarth, The Nearer East, pp. 84, 166. London, 1902.

[467] J. Naken, _Die Provinz Kwangtung und ihre Bevölkerung, Petermanns Geographische Mittheilungen_, Vol. 24, pp. 409, 420. 1878. Ferdinand von Richthofen, _China_, Vol. I, pp. 568-569. Berlin, 1877. Cathay and the Way Thither, Vol. I, p. lxxviii. Hakluyt Society, London, 1866.

[468] Ratzel, History of Mankind, Vol. I, p. 397. London, 1896-1898. Philippine Census, Vol. I, pp. 438, 481-491. Washington, 1905.

[469] Stanford's Australasia, Vol. II, pp. 103, 121, 126-135, 196. London, 1894. Helmolt, History of the World, Vol. II, p. 547. New York, 1902-1906.

[470] _Ibid._, Vol. III, pp. 431, 434. Vol. II, p. 603.

[471] Roscher, _National-Oekonomik des Handels und Gewerbefleisses_, pp. 78-79, 99-100. Stuttgart, 1899. Capt. A.T. Mahan, Influence of Sea Power upon History, pp. 26-28. Boston, 1902.

[472] D.G. Hogarth, The Nearer East, pp. 111-112, 152. London, 1902.

[473] _Ibid._, pp. 73-74, 139, 267.

[474] Cathay and the Way Thither, Vol. I, p. LXXX. Hakluyt Society. London, 1866. Helmolt, History of the World, Vol. II, p. 548. New York, 1902-1906.

[475] The Book of Ser Marco Polo, edited by Sir Henry Yule, Vol. II,