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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/IM/005329" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Petty, Sir William</dc:title>
  <dc:description>Part of letter from Sir William Petty to Lord Brouncker, 29 October 1662, showing small diagram of double bottomed boat.  Early Letters P1.15</dc:description>
  <dc:date>nd</dc:date>
</rdf:Description>