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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/OB/41" 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 Henry Oldenburg to Robert Boyle, dated at London</dc:title>
  <dc:description>Concerning Huygens' trials of grinding optic glasses; concerning production of  'History of Colours' in Holland; that Vossius is writing about the origin of the Nile; that M de Son has made some progress in his parabolical glasses; details of Auzout's work; concerning attempts of injecting into veins; concerning a salt-spring in Westphalia, Germany</dc:description>
  <dc:date>21 November 1665</dc:date>
</rdf:Description>