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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/17/259" 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 William Henry Fox Talbot to Sir John Herschel, dated at Worthing</dc:title>
  <dc:description>Autograph letter signed by sender. Comments on Josef Fraunhofer's work on double stars, on quality and color of light from different sources, refraction of different kinds of light, and solution of a problem in conic sections. Is going to Geneva and Modena soon.</dc:description>
  <dc:date>27 February 1826</dc:date>
</rdf:Description>