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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/24/6/4" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished figure, rudder by Robert Deverell</dc:title>
  <dc:description>Simple figure of rudder, as part of Deverell's ship analogy to explain the phenomena of the Earth's magnetic field.</dc:description>
  <dc:date>4 December 1839</dc:date>
</rdf:Description>