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DCP-LETT-990

From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
[8 Aug 1846]
Source of text:
American Philosophical Society (Mss.B.D25.49)
Summary:

Comments on forthcoming edition [7th (1847)] of CL’s Principles. Mentions other books relevant to CL’s needs by Hooker, H. G. Bronn, Edward Forbes, and J. G. Kölreuter. Discusses his own books on volcanoes and the geology of S. America.

Mentions expected visit to Down by the Lyells.

Contributor:
Darwin Correspondence Project

DCP-LETT-993

From:
Charles Robert Darwin
To:
Leonard Horner
Date:
[17 Aug – 7 Sept 1846]
Source of text:
American Philosophical Society (Mss.B.D25.53); DAR 145: 136–7 (enclosure)
Summary:

Discusses proposed survey of Glen Roy. Mentions Glen Roy theories of Agassiz and William Buckland. Includes a memorandum calling for a careful survey of the parallel roads of Glen Roy. Mentions M. A. Bravais ["On the lines of ancient level of the sea in Finmark", Q. J. Geol. Soc. Lond. 1 (1845): 534].

Contributor:
Darwin Correspondence Project
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