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Darwin Correspondence Project

From G. H. Darwin   10 October 1878

The transcript of this letter is not yet available online.

Summary

Recounts the experiments on Fechner’s law he has found in Helmholz; they are on the smallest perceptible differences of illumination. Describes how to test whether plants’ responses to lights are in accordance with it.

Summary

Recounts the experiments on Fechner’s law he has found in Helmholz; they are on the smallest perceptible differences of illumination. Describes how to test whether plants’ responses to lights are in accordance with it.

Letter details

Letter no.
DCP-LETT-11722
From
George Howard Darwin
To
Charles Robert Darwin
Sent from
Trinity College, Cambridge
Source of text
DAR 210.2: 70
Physical description
8pp

Please cite as

Darwin Correspondence Project, “Letter no. 11722,” accessed on 22 July 2019, https://www.darwinproject.ac.uk/letter/DCP-LETT-11722.xml

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