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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/29/103" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy letter from Dr Regnerus de Graaf, Delphi, to Henry Oldenburg</dc:title>
  <dc:description> ' .. accompanying his Treatise de Virorum organis generationi inservienibus. '</dc:description>
  <dc:date>20 July 1668</dc:date>
</rdf:Description>