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Text Online
From:
Alfred Russel Wallace
To:
Herbert Spencer
Date:
26 October 1867
Source of text:
  • British Library, The: BL Add. 46434 ff. 351-354
  • Marchant, J. (Ed.). (1916). In: Alfred Russel Wallace; Letters and Reminiscences. Vol. 2. London & New York: Cassell & Co. [pp. 25-27]
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project
From:
Charles Robert Darwin
To:
Herbert Spencer
Date:
9 Dec [1867]
Source of text:
DAR 147: 485a
Summary:

Thanks for copy of HS’s First principles [? 2d ed. (1867)].

Comments on HS’s Principles of biology [1864, 1867].

Contributor:
Darwin Correspondence Project