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From Louis Agassiz   29 September 1863

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Summary

Introduces J. P. Lesley, "the most accomplished geologist of the United States".

Author:  Jean Louis Rodolphe (Louis) Agassiz
Addressee:  Charles Robert Darwin
Date:  29 Sept 1863
Classmark:  DAR 159: 9
Letter no:  DCP-LETT-4311

From Louis Agassiz   22 July 1868

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Summary

LA clarifies his opposition to CD’s views, which does not blind him to the great value of CD’s original researches.

Answers CD’s questions regarding sexual coloration of Amazonian fishes and the protuberances on the head of male Geophagus and Cichla during the spawning season [see Descent, pp. 520, 529].

Author:  Jean Louis Rodolphe (Louis) Agassiz
Addressee:  Charles Robert Darwin
Date:  22 July 1868
Classmark:  DAR 82: B78–9
Letter no:  DCP-LETT-6286

From Louis Agassiz   6 July 1869

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Introduces his son Alexander; believes CD will find him "more tractable" on certain questions than LA himself is.

Author:  Jean Louis Rodolphe (Louis) Agassiz
Addressee:  Charles Robert Darwin
Date:  6 July 1869
Classmark:  DAR 159: 10
Letter no:  DCP-LETT-6817
Document type
letter (3)
Author
Addressee
Darwin, C. R.disabled_by_default
Correspondent
Agassiz, Louisdisabled_by_default
Darwin, C. R.disabled_by_default
Date
1863 (1)
1868 (1)
1869 (1)