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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/15/507" 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. Is sending solar autographs. Notes that in groups of spots the larger precede the smaller spots. Can John Frederick William Herschel form any theories from this?</dc:description>
  <dc:date>25 April 1870</dc:date>
</rdf:Description>