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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/6/208" 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 7 Camden St.</dc:title>
  <dc:description>Autograph letter signed by sender. Has been unable to reply to John Frederick William Herschel's note as he was ill. There will be a special General meeting of the society in November to hear the memoir of Francis Baily. Will send all the information as soon as possible. Has invented a new algebraic symbol.</dc:description>
  <dc:date>23 September 1844</dc:date>
</rdf:Description>