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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/18/341" 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 Thomas Young to Sir John Herschel, dated at Park Square</dc:title>
  <dc:description>Autograph letter signed by sender. Henry Kater not well [enough to travel] and requests committee meet at Kater's house. Thomas Young urges John Frederick William Herschel to verify W. H. Wollaston's measurement of refraction before republishing John Frederick William Herschel's essay. Diagrams Christiaan Huygens's principle of refraction. Thomas Young is making forms of aplanatic lenses.</dc:description>
  <dc:date>30 March 1828</dc:date>
</rdf:Description>