^{page 1 note 1} “Geological Progress,” Nos. 1 and 2, appeared in the July and August Nos. of the Geological Magazine, 1865, pp. 289 and 337.Google Scholar

^{page 2 note 1} Quart. Journ. Geol. Soc., vol. xxi. p. 72.Google Scholar

^{page 2 note 2} Ibid., vol. xxi. p. 476, and present No. of Geol. Mag. p. 27.Google Scholar

^{page 2 note 3} Geological Magazine, vol. i. p. 225.Google Scholar

^{page 2 note 4} Quart. Journ. Geol. Soc., vol. xxi. p. 45.Google Scholar

^{page 2 note 5} Ibid., p. 67.

^{page 2 note 6} Ibid., p. 51 (Plates VI. and VII.)

^{page 2 note 7} Ibid., p. 59 (Plates VIII. and IX.), and Intellectual Observer, vol. vii. p. 278.

^{page 2 note 8} Popular Science Review, 04, 1865.Google Scholar

^{page 2 note 9} Phil. Trans., 1865, pp. 325–341. 8 Plates.Google Scholar

^{page 2 note 10} Lyell's Elements, 1865, 6th edition, p. 305.Google Scholar

^{page 2 note 11} Quart. Journ. Geol. Soc., vol. xxi. pp. 1, and 349.Google Scholar

^{page 3 note 1} Quart. Journ. Geol. Soc., vol. xxi. p. lxxxvii., Anniversary Address.Google Scholar

^{page 3 note 2} Geol. Mag., vol. ii. p. 513.Google Scholar

^{page 3 note 3} Frost and Fire, etc. By a Traveller. Edinburgh: Edmonston and Douglas. 1865. 2 vols. 8vo. pp. 1015, and 117 illustrations.Google Scholar

^{page 3 note 4} Scrope on Volcanoes, 2nd edition, 1862, p. 12.Google Scholar