[32] Am. J. Sci. x. 191.

[33] Am. J. Sci. x. 191.

[34] Reports of British Association, 1858, p. 106.

[35] See chapter ‘Causes of Earthquakes’ for details of this myth.

[36] Am. Jour. Sci. vol. x. p. 191.

[37] The Earth, p. 599.

[38] Lyell, Principles of Geology, vol. ii. chap. xxix.

[39] Gent. Mag. vol. xx. p. 212.

[40] Trans. Seis. Soc. vol. v. p. 67–68.

[41] Am. Jour. Sci. vol. iv.