David Forbes thinks WED’s chalk samples have been penetrated by surface mud.
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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.
David Forbes thinks WED’s chalk samples have been penetrated by surface mud.
AE, philosophy professor, is disposed to accept natural selection, but argues that it lacks direction. Suggests that direction would be given if one assumed the appearance of multiple advantageous traits in a single individual. Cites Herbert Spencer, Rudolf Virchow, Claude Bernard, and Carl Vogt.
Thanks CD for Origin, 6th ed.
Has declined chair at Strasbourg.
Describes research on calcareous sponges.
Criticises Pangenesis.
Sends information on composition of chalk at Shoreham and Folkestone.