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Darwin Correspondence Project

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Darwin Correspondence Project
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From W. E. Darwin   [29 February 1872]

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Summary

Amount of clay present in certain chalk samples.

Author:  William Erasmus Darwin
Addressee:  Charles Robert Darwin
Date:  [29 Feb 1872]
Classmark:  DAR 162: 102
Letter no:  DCP-LETT-7469

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  • … pencil ; ‘Worms’ red crayon End of letter : ‘ .07 per cent of Alumina & iron | [‘ .36 ’ …
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letter (1)
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1872 (1)
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Sexual selection in Commentary
2 Items

Darwin in letters, 1868: Studying sex

Summary

The quantity of Darwin’s correspondence increased dramatically in 1868 due largely to his ever-widening research on human evolution and sexual selection.Darwin’s theory of sexual selection as applied to human descent led him to investigate aspects of the…

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  • …   On 6 March 1868, Darwin wrote to the entomologist and accountant John Jenner Weir, ‘If …

Darwin in letters, 1867: A civilised dispute

Summary

Charles Darwin’s major achievement in 1867 was the completion of his large work, The variation of animals and plants under domestication (Variation). The importance of Darwin’s network of correspondents becomes vividly apparent in his work on expression in…

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  • …   Charles Darwin’s major achievement in 1867 was the completion of his large work,  The …