Note 45 — Chapter VI
Reading edition
See Explanation to Sheet 9 of the Geological Survey of Scotland, p. 22; Prof. Bonney and Mr. Allport, Proc. Roy. Soc. xvi. (1889); Miss Gardiner, Quart. Journ. Geol. Soc. vol. xlvi. (1890), p. 569.
[46] Macculloch, Trans. Geol. Soc. vol. iii. (1816), p. 1; Description of the Western Isles, vol. i. p. 322. See also Quart. Journ. Geol. Soc. vol. xiv. (1857), p. 1; and vol. xliv. (1888), p. 62.