<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/6/17" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down</dc:title>
  <dc:description>Autograph letter signed by sender. Is grateful for the present of John Frederick William Herschel's Physical Geography. Is pleased also with John Frederick William Herschel's note on his own book on species. Comments on some of the theories expressed in this work.</dc:description>
  <dc:date>23 May 1861</dc:date>
</rdf:Description>