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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/6/343" 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 Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW</dc:title>
  <dc:description>Autograph letter signed by sender. Is pleased John Frederick William Herschel can look his trial in the face. Regarding logic. Has seen a neat construction by John Frederick William Herschel's son.</dc:description>
  <dc:date>1861</dc:date>
</rdf:Description>