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Darwin Correspondence Project
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"Darwin C R" in search-correspondent [X]
Lyell, Charles in addressee [X]
1869 in date [X]
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To Charles Lyell   [3 November 1869]

Summary

Takes "much to heart" solar evidence for short age of the earth. Cites evidence for "long endurance of our existing continents". Comments on process of denudation.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [3 Nov 1869]
Classmark:  American Philosophical Society (Mss.B.D25.346)
Letter no:  DCP-LETT-5974

To Charles Lyell   20 March [1869]

Summary

Discusses views of Wallace, H. N. Moseley, and Croll on the mechanics of glacier movement.

Comments on Wallace’s new book [The Malay Archipelago (1869)].

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  20 Mar [1869]
Classmark:  American Philosophical Society (Mss.B.D25.367)
Letter no:  DCP-LETT-6672

To Charles Lyell   5 March [1869]

Summary

Discusses wear and tear due to glaciation and significance of this evidence for dating the glacial period. Mentions views of James Croll and Archibald Geikie on the issue.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  5 Mar [1869]
Classmark:  American Philosophical Society (Mss.B.D25.364)
Letter no:  DCP-LETT-6692

To Charles Lyell   4 May [1869]

Summary

Asks for a photograph of CL to be used by a society [in Serbia].

Comments on article by Wallace ["Sir Charles Lyell on geological climates and the Origin", Q. Rev. 126 (1869): 359–94].

Has finished new edition of Origin [5th (1869)]

and is back at work on sexual selection [Descent].

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  4 May [1869]
Classmark:  American Philosophical Society (Mss.B.D25.369)
Letter no:  DCP-LETT-6725

To Charles Lyell   20 May 1869

Summary

Cites article by David Forbes dealing with the geology of the S. American Cordillera ["Geology of Bolivia and South Peru", Q. J. Geol. Soc. Lond. 17 (1861): 7–62].

Discusses the flexures of the Cordillera, the age of the mountains, and basaltic dikes in granite areas.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  20 May 1869
Classmark:  American Philosophical Society (Mss.B.D25.370)
Letter no:  DCP-LETT-6751
Document type
letter (5)
Author
Addressee
Lyell, Charles[X]
Correspondent
Date
1869
03 (2)
05 (2)
11 (1)
letter