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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/6/4" 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 Monsieur Slusius to Henry Oldenburg</dc:title>
  <dc:description>Written at Leodii
 ' Method of drawing tangentws to all Geometric Curves. '
Geometric diagrams in margin on pages 11, 14, 15 and 16</dc:description>
  <dc:date>17 January 1673</dc:date>
</rdf:Description>