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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Finds that after 12 years among north-western Indians he can answer positively only one of CD’s queries about expression. They do blush from shame or anger.
Pleased that CD approves his idea about caterpillars.
Thinks CD is right about selection in butterflies, but still believes protective adaptation has kept down colours of females.
Cannot yet see action of natural selection in forming the races of man.
Grateful for addresses of informants, especially that of Rajah James Brooke.
Dispatch of queries on expression. Answers will make interesting appendix to his "Essay on man" [Descent].
Protective adaptation of female butterflies believed probable.
Believes in sexual selection as applied to man.
Observed expression in her baby for CD.