Thanks RLT for his letter. CD took much trouble over his two cases [regrowth of amputated supernumerary digits, in Variation] but the evidence was shaky.
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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.
Thanks RLT for his letter. CD took much trouble over his two cases [regrowth of amputated supernumerary digits, in Variation] but the evidence was shaky.
Sends some cash to help WED with moving expenses.
RLT’s two articles in Spectator [4 Mar and 25 Mar 1876] greatly honour CD.
Tait has made a good point about "Survival of the Fittest".
Dr Rudinger’s extensive inquiries show that all eminent German surgeons are unanimous about non-growth of extra digit after amputation.
J. Kollmann has written regretting CD has given up atavism and extra digits [in 2d ed. of Variation]; gives new evidence of a rudimentary sixth digit in batrachians.