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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/15/501" 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 William Selwyn to Sir John Herschel, dated at Foxton Royston</dc:title>
  <dc:description>Autograph letter signed by sender. Discusses his diagram of planetary distances to the sun and earth. Will soon have autographs of sun showing the 'change-up' of a spot.</dc:description>
  <dc:date>29 May 1868</dc:date>
</rdf:Description>