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Darwin, C. R. in addressee 
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From:
John Brigg
To:
Charles Robert Darwin
Date:
6 July 1877
Source of text:
DAR 160: 309
Summary:

Thanks CD for account of F. A. Pouchet’s experiments. Cannot yet dispute his conclusions.

Continues experiments on the colour of goldfish as affected by light and presence of plants.

Contributor:
Darwin Correspondence Project
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From:
William Thierry (William) Preyer
To:
Charles Robert Darwin
Date:
6 July 1877
Source of text:
DAR 174: 70
Summary:

Asks for CD’s "Sketch of an infant" [Collected papers 2: 191–200]. He has made observations on new-born children and mammals to determine what behaviour is inherited and what acquired.

Contributor:
Darwin Correspondence Project