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DCP-LETT-9535

From:
Charles Robert Darwin
To:
Frans Cornelis (Franciscus Cornelius) Donders
Date:
7 July 1874
Source of text:
DAR 143: 417
Summary:

Asks about the effect of atropine on the eye. Is interested in parallel case: influence of phosphate of ammonia on glands of Drosera.

Contributor:
Darwin Correspondence Project

DCP-LETT-9545

From:
Frans Cornelis (Franciscus Cornelius) Donders
To:
Charles Robert Darwin
Date:
12 July 1874
Source of text:
DAR 58.1: 79–80
Summary:

On hearing of CD’s work with Drosera, tells of his experiment showing extreme sensitivity of the iris of a dog’s eye to atropine. [See Insectivorous plants, p. 173.]

Contributor:
Darwin Correspondence Project
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