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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/O1/48" 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 Augustin Boutens, dated at London</dc:title>
  <dc:description>Encourages Boutens to be a correspondent to the Royal Society; wishes him to send a specimen of 'Helmontian Ludus'  which can be found near his city of Antwerp and asks for information about its preparation</dc:description>
  <dc:date>11 November 1667</dc:date>
</rdf:Description>