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Darwin Correspondence Project
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"Darwin C R" in search-correspondent [X]
Lyell, Charles in addressee [X]
Darwin, C. R. in correspondent [X]
1849 in date [X]
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To Charles Lyell   [14–28 June 1849]

Summary

Mentions illness of Emma Darwin.

Comments on CL’s Second visit to the United States [1849].

His water treatment by J. M. Gully.

CD’s contribution ["Geology"] to J. W. Herschel’s Manual of scientific enquiry [(1849), Collected papers 1: 227–50].

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [14–28 June 1849]
Classmark:  American Philosophical Society (Mss.B.D25.78)
Letter no:  DCP-LETT-1242

To Charles Lyell   3 July [1849]

Summary

Discusses CL’s Second visit to the United States [1849]. Corrects CL’s error regarding location of Megatherium finds.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  3 July [1849]
Classmark:  American Philosophical Society (Mss.B.D25.79)
Letter no:  DCP-LETT-1248

To Charles Lyell   [2 September 1849]

Summary

Discusses effect of subsidence and elevation on deposits. Cites examples along coasts of South America and Wales. Proposes theory to explain thickness of deposits in south Wales.

Asks CL’s opinion of his theory of "craters of elevation" described in Volcanic islands.

Mentions CL’s comparison of Mississippi beds to the Pampas.

Comments on Poulett Scrope’s views on the separation of basalt and trachyte.

Describes his cirripede work.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [2 Sept 1849]
Classmark:  American Philosophical Society (Mss.B.D25.80)
Letter no:  DCP-LETT-1252

To Charles Lyell   [1 November 1849]

Summary

Discusses CL’s refutation of CD’s concept of "craters of elevation" and CL’s new concept of "craters of denudation". Mentions examples of such craters. Admits that his own concept of these craters was unsatisfactory. Urges CL to publish article ["On craters of denudation", Q. J. Geol. Soc. Lond. 6 (1850): 207–34].

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [1? Nov 1849]
Classmark:  American Philosophical Society (Mss.B.D25.83)
Letter no:  DCP-LETT-1264

To Charles Lyell   [18 November 1849]

Summary

Criticises Élie de Beaumont’s view of a right angle junction of a stream of lava and a dike.

Mentions his misgivings in voting to recommend J. D. Forbes for Royal Medal.

Notes Daniel Sharpe’s work on mica schist.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [18 Nov 1849]
Classmark:  American Philosophical Society (Mss.B.D25.84)
Letter no:  DCP-LETT-1271

To Charles Lyell   4 December [1849]

Summary

Discusses J. D. Dana’s Geology [1849]. Pleased that the part on corals confirms his views [Coral reefs (1842)]. Discusses Dana’s observation that in Sandwich Islands lava streams often join dikes at right angles with no cone. Retracts earlier denial of this possibility. Criticises Dana’s view of Australian valleys.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  4 Dec [1849]
Classmark:  American Philosophical Society (Mss.B.D25.85)
Letter no:  DCP-LETT-1275

To Charles Lyell   [7? December 1849]

Summary

Continues discussion of Dana’s Geology [1849]. Comments on dikes of Hawaiian volcanoes and Dana’s view of craters of denudation. Compares role of sea and rivers in forming valleys. Criticises Dana’s treatment of CD’s account of coral reefs.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  [7? Dec 1849]
Classmark:  American Philosophical Society (Mss.B.D25.88)
Letter no:  DCP-LETT-1277
Document type
letter (7)
Author
Addressee
Lyell, Charles[X]
Correspondent
Darwin, C. R.[X]
Lyell, Charles (7)
Date
1849
06 (1)
07 (1)
09 (1)
11 (2)
12 (2)
letter