Principles of Geology / or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology

by Sir Charles Lyell

[653] Silliman's Journ. Jan. 1829.

[654] See Lyell's Second Visit to the United States, ch. xxxiii.

[655] Bemerkungen auf einer Reise um die Welt. bd. ii. s. 209.

[656] Neue Allgem. Geogr. Ephemer. bd. iii. s. 348.

[657] Cavanilles, Journ. de Phys. tome xlix. p. 230. Gilbert's Annalen, bd. vi. Humboldt's Voy. p. 317.

[658] Humboldt's Voy., Relat. Hist., part. i. p. 309.

[659] Macgregor's Travels in America.

[660] Humboldt's Voy., Relat. Hist., part. ii. p. 632.

[661] Ferrara, Camp. fl., p. 51.

[662] Batav. Trans, vol. viii. p. 141.