[21] Tribes of California, p. 21.
[22] Op. cit., p. 335.
[23] Clavigero, Hist. of Mexico, Vol. I. 386.
They counted the Cacao nuts by 8000 and to save the trouble of counting them they reckoned them by sacks, every sack being reckoned to contain 24,000. Cf. Prescott, Conquest of Mexico, Vol. I. p. 44.
[24] G. M. Dawson, ‘Report on the Queen Charlotte Islands, 1878,’ p. 135 B (Geological Survey of Canada), Montreal, 1880.
[25] F. Magnússon, Nordiske Tidskrift for Oldkyndighed, II. 112.
[26] Wanderings in a Wild Country, or Three Years among the Cannibals of New Britain (London, 1883), p. 55.
[27] For shell money in the Caroline Islands cf. Kubary’s Ethnographische Beiträge zur Kenntnis des Karolinen Archipels (Leipzig, 1889); in the Pelew Islands cf. Karl Semper, Die Pelau Inseln (Leipzig, 1873), p. 60; and for shell money in general cf. R. Stearn’s Ethno-conchology (Washington, 1889).
[28] Jevons, Money, 25.
[29] Terrien de la Couperie, Coins and Medals, p. 193.