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From:
Jean Louis Rodolphe (Louis) Agassiz
To:
Charles Robert Darwin
Date:
29 Sept 1863
Source of text:
DAR 159: 9
Summary:

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

Contributor:
Darwin Correspondence Project
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From:
Jean Louis Rodolphe (Louis) Agassiz
To:
Charles Robert Darwin
Date:
22 July 1868
Source of text:
DAR 82: B78–9
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].

Contributor:
Darwin Correspondence Project
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From:
Jean Louis Rodolphe (Louis) Agassiz
To:
Charles Robert Darwin
Date:
6 July 1869
Source of text:
DAR 159: 10
Summary:

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

Contributor:
Darwin Correspondence Project
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