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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/4i/25/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Drawing, Hygroscope by Robert Hooke</dc:title>
  <dc:description>Drawing of a hygroscope used to make measurement of the dryness and moisture in the air in a paper on weather by Robert Hooke.

The instrument resembles a compass positioned on a stand.

Appears on the first page of the document.

Subject: Engineering / Meteorology</dc:description>
  <dc:date>[c17th Century]</dc:date>
</rdf:Description>