From G. H. Darwin   [after 6 April 1864?]

Letter and/or further information available at https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-4453F.xml.

Also published in The Correspondence of Charles Darwin, vol. 12.

Please cite as “DCP-LETT-4453F,” in Ɛpsilon: The Charles Darwin Collection accessed on 1 May 2024, https://epsilon.ac.uk/view/dcp-data/letters/DCP-LETT-4453F