A Manual of Elementary Geology / or, The Ancient Changes of the Earth and its Inhabitants as Illustrated by Geological Monuments

by Sir Charles Lyell

[325-C] Trans. Roy. Soc. Edin. vol. xiii. Horner, Edin. New Phil. Journ., April, 1836.

[325-D] Phillips; art. "Geology," Encyc. Metrop., p. 590.

[326-A] Phillips; art. "Geology," Encyc. Metrop., p. 592.

[326-B] Memoirs of Geol. Survey, pp. 51. 255, &c.

[329-A] H. D. Rogers, Trans. Assoc. Amer. Geol., 1840-42, p. 440.

[333-A] Trans. of Ass. of Amer. Geol., p. 470.

[334-A] Lyell's Second Visit to the U. S., vol. ii. p. 245. American Journ. of Sci., 2d series, vol. v. p. 17.

[335-A] Principles of Geol., p. 696.

[335-B] For changes in climate, see Principles of Geol., chaps. vii. and viii.

[335-C] Geol. Trans., 2d series, vol. vi. p. 330.