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1870-1879::1878::07::02 in date 
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DCP-LETT-11587

From:
Charles Robert Darwin
To:
William Henry Dallinger
Date:
2 July 1878
Source of text:
Dallinger 1887, p. 191
Summary:

Has no doubt WHD’s experiments on mutation of lower organisms under changed conditions of life will be curious and valuable. The fact of their becoming accustomed to much higher temperatures than those to which they are adapted is very remarkable. It explains the existence of algae in hot springs.

Contributor:
Darwin Correspondence Project

DCP-LETT-11586

From:
Charles Robert Darwin
To:
Francis Darwin
Date:
2 July [1878]
Source of text:
DAR 211: 32
Summary:

Suggests FD call on Carl Semper.

Inquires about Porlieria: Do the leaves shut to check evaporation? Does it appear silver under water?

Explains how he thinks the pulvinus acts; wishes FD would investigate the point.

Contributor:
Darwin Correspondence Project

DCP-LETT-11584

From:
Charles Robert Darwin
To:
Othniel Charles Marsh
Date:
2 July 1878
Source of text:
Yale University Library: Manuscripts and Archives (O. C. Marsh Papers (MS 343) Series 1, Box 8, folder 327)
Summary:

Will be glad to see OCM at Down. If he comes Friday, he will meet J. F. McLennan, author of Primitive marriage, a "remarkable man".

Contributor:
Darwin Correspondence Project
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