From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
22 Sept [1861]
Source of text:
American Philosophical Society (Mss.B.D25.265)
Summary:
Additional discussion of Jamieson’s theory that the roads of Glen Roy were formed by a glacial lake. Suggests the possible marine origin of the Glen Spean terraces. Comments on the power of lakes to produce pebbles. Discusses elevation of Wales and Scotland during the glacial period.
Contributor:
Darwin Correspondence Project