[1533] Ibid. p. 44.

[1534] The Auriferous Gravels, etc., p. 281.

[1535] The Antiquity of Man in North America, p. 679.

[1536] Proc. of Boston Soc. of Nat. Hist., vol. xxiii, p. 269.

[1537] Reports of Peabody Museum, vol. iii. pp. 177, 408; iv. p. 35.

[1538] Early Man in Britain, by W. Boyd Dawkins, p. 167.

[1539] Dr. H. Ten Kate in Science, vol. xii. p. 228 (November 9, 1888).

[1540] Notes on the Crania of the N. E. Indians, by Lucien Carr, p. 9 (Anniversary Memoirs of Boston Soc. of Nat. Hist.), 1880.

[1541] The Standard Natural History, ed. by J. S. Kingsley, vol. vi. p. 143.

[1542] The Mammoth and the Flood, by Henry H. Howorth, p. 316 (London, 1887).