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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/19/86" 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 Sir John Herschel to William Radcliffe Birt, dated at Collingwood</dc:title>
  <dc:description>Autograph letter signed by sender. Returns William Radcliffe Birt's 'Curves,' which John Frederick William Herschel presented to B.A.A.S. Sends results of 1837-1838 [barometer] observations by Captain [Edward] Belcher along Pacific coast of North and Central America.</dc:description>
  <dc:date>28 December 1840</dc:date>
</rdf:Description>