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From:
John Scott Burdon Sanderson, 1st baronet
To:
Charles Robert Darwin
Date:
12 Feb 1875
Source of text:
University of British Columbia Library, Rare Books and Special Collections (Darwin - Burdon Sanderson letters RBSC-ARC-1731-1-39)
Summary:

Discusses the experiments with phosphates on Drosera and animals.

Considers the question of preparing a petition on the question of animal experiments, with the aim of promoting rather than hindering science. [Response to 9849.]

Contributor:
Darwin Correspondence Project
Text Online
From:
Ferdinand von Mueller
To:
William Henry Archer
Date:
12 February 1875
Source of text:
2/137/10, Archer papers, University of Melbourne Archives
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
From:
Charles Robert Darwin
To:
Magnus Gustaf (Gustaf) Retzius
Date:
12 Feb 1875
Source of text:
Centrum för vetenskapshistoria, Kungl. Vetenskapsakademien (Gustaf Retzius arkiv, Inbundna serien, Engelsmän I, s 33)
Summary:

His thanks for MGR’s valuable Anatomische Untersuchungen (1872).

Contributor:
Darwin Correspondence Project