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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/24/45" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Paper, 'A description of a hygroscope' by Henry Oldenburg</dc:title>
  <dc:description>2 figures of a hygroscope [an instrument which gives an indication of the humidity of air] with Oldenburg's accompanying explanations of the different components and how best to operate them. 

Subject: Scientific instruments</dc:description>
  <dc:date>17th century</dc:date>
</rdf:Description>