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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/1/23" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy extract of a letter from Christian Huygens at the Hague, to Robert Moray </dc:title>
  <dc:description>Discusses the ' Restitution of bodys; Refraction; the swelling of a man's Arme in the Rarifying Engine; Particularitys concerning the Torricelian Experiment, the not descending of Water purified of Air, the Systeme of Saturn, and the Pendulum watches'

Includes two figures of Saturn orbit</dc:description>
  <dc:date>9 June 1662</dc:date>
</rdf:Description>