From:
Charles Robert Darwin
To:
Friedrich Rolle
Date:
1 Feb [1866]
Source of text:
Senckenberg Forschungsinstitut und Naturmuseum, Frankfurt (SNG-Archiv: Malakol.: Nachlass Rolle)
Summary:
Thanks for all five numbers of Der Mensch [1866].
Had not known that Rütimeyer had written on modification of species.
Contributor:
Darwin Correspondence Project