[122] ‘Earthquakes of San Salvador, December 21–30, 1879.’ Am. Jour. Sci. vol. xix. p. 415.
[123] Gent. Mag. 1757, p. 323.
[124] Phil. Trans. vol. li., 1760.
[125] Mallet, Report to Brit. Ass., 1858, p. 67.
[126] Von Lasaulx, Earthquakes of Herzogenrath.
[127] Lyell, Principles, vol. ii. p. 51.
[128] Lyell, Principles, vol. i. p. 402.
[129] Fuchs, p. 464.
[130] Comptes Rendus, August 1854.
[131] Nature, April 26, 1883.