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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/18/57" 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 Henry Warburton to Sir John Herschel, dated at 45 Cadogan Place</dc:title>
  <dc:description>Autograph letter signed by sender. 'Private and Confidential.' Secretary of State George Grey disappointed that John Frederick William Herschel declined to join University [of London] Board. Extended offer again. Henry Warburton offers conjecture on John Frederick William Herschel's non-periodic numbers.</dc:description>
  <dc:date>4 March 1850</dc:date>
</rdf:Description>