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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/16/333" 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 Mary Somerville to Sir John Herschel</dc:title>
  <dc:description>Autograph letter signed by sender. Thanks John Frederick William Herschel for his communications. Anxious to get into the proof John Frederick William Herschel criticized. Sends [Joseph] LaGrange's variations of constant quantities.</dc:description>
  <dc:date>1830-3-9 or later</dc:date>
</rdf:Description>