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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/S1/65" 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 Renatus Slusius to Henry Oldenburg, dated at Luttich</dc:title>
  <dc:description>Discussing Isaac Barrow's 'Lectiones opticae'; that Basil Valentine's work had been translated into Latin; that a book by de la Loubere was being sent
Mathematical figures in text</dc:description>
  <dc:date>20 August 1670</dc:date>
</rdf:Description>