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From:
Charles Robert Darwin
To:
Edward Frankland
Date:
14 May [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:

Requests sewage water (and oleic acid) for experiments to determine sensitivity of leaves [of Drosera].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
20 May [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:

Thanks for the sewage water and the oleic acid. The former does not seem to act.

Contributor:
Darwin Correspondence Project