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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/RB/1/38/50" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Section of text relating to 'Usefulness, II, sect. 2'.</dc:title>
  <dc:description>Dealing with unexpected uses of things; passage concerning ivory-black printed in section IV of Essay X; other instances unpublished.\r\nHand: rounded 1650s</dc:description>
  <dc:date>1650s or early 1660s</dc:date>
</rdf:Description>