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DCP-LETT-8287

From:
Charles Robert Darwin
To:
Edwin Ray Lankester
Date:
15 Apr [1873]
Source of text:
DAR 146: 31
Summary:

Discusses error in CD’s calculation of natural increase of elephants.

Includes extract from Origin.

Contributor:
Darwin Correspondence Project

DCP-LETT-8848A

From:
Charles Robert Darwin
To:
Francis Darwin
Date:
[before 15 Apr 1873]
Source of text:
DAR 271.4: 6
Summary:

Sends to Pantlludw [North Wales] bottle of formic acid. FD and Amy [Darwin] can search for spawn. If found, keep in two basins and add 6 drops of acid to one and look for differences.

Contributor:
Darwin Correspondence Project
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