[15] Dr. Kane: Arctic Exploration, 1854.

[16] E. Astrup: With Peary near the Pole, 1898.

[17] Sir George Grey: Journal of Two Expeditions in North-West and Western Australia, 1841.

[18] Muster: With the Patagonians, 1869.

[19] Bailey: Transactions of the Ethnological Society, 1862.

[20] E. M. Curr: The Australian Race, 1886-87.

[21] The Causes and Prevention of Decay in Teeth, pp. 88, 89. London, 1902.

[22] Gilbert Barling also traces the relationship between appendicitis and diet. “In a considerable number of cases,” he writes, “the attack of appendicitis can be directly attributed to unsuitable food—pork, mackerel, over-ripe or under-ripe fruit, uncooked vegetables” (Brit. Med. Jour., vol. i., 1903, p. 61).

[23] My friend, Dr. Thompson, undertook, at my suggestion, some experiments to test the digestibility of raw starch within the mouth; he found that raw potato yields abundant sugar when subjected to long-continued mastication.

[24] The Lancet, March 21st, 1903, p. 806.