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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/H1/9" 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 Christian Huygens to Robert Moray, dated at the Hague</dc:title>
  <dc:description>Concerning properties of the cycloid; experiments of a vacuum; the establishment of universal measure; maintaining a table for the equation of time
Read to the Royal Society on 12 March 1662</dc:description>
  <dc:date>10 February 1662</dc:date>
</rdf:Description>