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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/3/42" 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 Franciscus Renatus Slusius to Henry Oldenburg</dc:title>
  <dc:description>Concerning his judgements of some mathematical books sent him from Oldenburg, as also his general method for demonstrting the measure of the cycloid, and infinite Cycloid figures

Includes two small pen diagrams in the margin.</dc:description>
  <dc:date>31 May 1669</dc:date>
</rdf:Description>