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DCP-LETT-5966

From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
1 Mar 1868
Source of text:
DAR 106: B49–50, B53–5
Summary:

Offers enclosure demonstrating that natural selection could produce sterility of hybrids.

More on Pangenesis and the inadequacy of H. Spencer’s approach.

Contributor:
Darwin Correspondence Project
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DCP-LETT-5966A

From:
Charles Robert Darwin
To:
Henry Doubleday
Date:
1 Mar [1868]
Source of text:
George W. Platzman (private collection)
Summary:

Has been interested in copy of HD’s letter to H. T. Stainton on numerical proportions of the sexes of insects. Do they vary during different years?

Does he have opinions about the courtships of butterflies?

Will send a copy of his paper on Primula when it is published. [See 5997.]

Contributor:
Darwin Correspondence Project
Text Online

WCP1889

From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
1 March 1868
Source of text:
  • Cambridge University Library: DAR 106: B49-50
  • Cambridge University Library: DAR 106: B53-56
  • British Library, The: BL Add. 46434 ff. 112-113
  • Wallace Family Collection (private collection)
  • Marchant, J. (Ed.). (1916). In: Alfred Russel Wallace; Letters and Reminiscences. Vol. 1. London & New York: Cassell & Co. [pp. 199-200]
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project
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