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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/7/271" 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 Isaac Fletcher to Sir John Herschel, dated at Tarn Bank near Cockermouth</dc:title>
  <dc:description>Autograph letter signed by sender. Has John Frederick William Herschel any of his papers he wrote on the micrometrical measures of the double stars as he does not possess the volumes that contain them. Has erected an equatorial for the purpose of measuring the double stars. Gives details.</dc:description>
  <dc:date>25 October 1849</dc:date>
</rdf:Description>