To J. V. Carus   26 December [1866]

Letter and/or further information available at https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-6513.xml.

Also published in The Correspondence of Charles Darwin, vol. 18-Supplement.

Please cite as “DCP-LETT-6513,” in Ɛpsilon: The Charles Darwin Collection accessed on 1 May 2024, https://epsilon.ac.uk/view/dcp-data/letters/DCP-LETT-6513