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1870-1879::1870::04::20 in date 
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Darwin, C. R. in author 
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From:
Charles Robert Darwin
To:
Alfred Russel Wallace
Date:
20 Apr [1870]
Source of text:
The British Library (Add MS 46434: 202–3)
Summary:

Appreciation of eulogy in preface of ARW’s book [Theory of natural selection].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Tord Tamerlau Teodor Thorell
Date:
20 Apr 1870
Source of text:
Sotheby’s, New York (dealers) (1997)
Summary:

Thanks TTTT for his study of European spiders [On European spiders Part 1 (1869–70)] which bases its classification system on the theory of evolution.

Contributor:
Darwin Correspondence Project
Text Online
From:
Charles Robert Darwin
To:
Alfred Russel Wallace
Date:
20 April [1870]
Source of text:
  • British Library, The: BL Add. 46434 ff. 202-203
  • Marchant, J. (Ed.). (1916). In: Alfred Russel Wallace; Letters and Reminiscences. Vol. 1. London & New York: Cassell & Co. [p. 252]
  • Wallace, A. R. (1908). In: My Life: a Record of Events and Opinions (2nd edition). London: Chapman & Hall. [p. 236]
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project