From W. D. Fox   2[0–9?] October [1871 or 1873?]

Letter and/or further information available at https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-4639F.xml.

Also published in The Correspondence of Charles Darwin, vol. 30-Supplement.

Please cite as “DCP-LETT-4639F,” in Ɛpsilon: The Charles Darwin Collection accessed on 2 May 2024, https://epsilon.ac.uk/view/dcp-data/letters/DCP-LETT-4639F