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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/4/87" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Draft letter, from Sir John Herschel to Jean Baptiste Biot, dated at Cambridge</dc:title>
  <dc:description>Draft letter. Fears that a letter written to him in November may not have reached him. Will send him a copy of his paper of colors. A Philosophical Society has been formed at Cambridge.</dc:description>
  <dc:date>25 April 1820</dc:date>
</rdf:Description>