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To Octavius Pickard-Cambridge   26 August [1878]

Summary

Sends address of Fritz Müller.

Author:  Charles Robert Darwin
Addressee:  Octavius Pickard-Cambridge
Date:  26 Aug [1878]
Classmark:  Gallery of History (dealers) (15 January 1997)
Letter no:  DCP-LETT-11676

From Octavius Pickard-Cambridge   17 February 1874

Summary

Criticises sexual selection theory. Supports natural selection.

Gives CD references on proportion of sexes in spiders.

Author:  Octavius Pickard-Cambridge
Addressee:  Charles Robert Darwin
Date:  17 Feb 1874
Classmark:  DAR 161: 7
Letter no:  DCP-LETT-9299

To Octavius Pickard-Cambridge   [before 20 February 1874]

Summary

Discusses meaning of term "sexual selection".

Comments on variability in males.

Author:  Charles Robert Darwin
Addressee:  Octavius Pickard-Cambridge
Date:  [before 20 Feb 1874]
Classmark:  American Philosophical Society (437)
Letter no:  DCP-LETT-9304
Document type
letter (3)
Date
1874 (2)
1878 (1)
letter