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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/9/7" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished paper, 'An die hohe Gesellschaft der Künste, und Wissenschafton zu London' ['To the High Society of Arts and Sciences in London'] by Andreas Wilhelm Reichsritter von Churfeld-Spitzbarth</dc:title>
  <dc:description>Von Churfeld-Spitzbarth introduces and describes his plans for a perpetual motion machine.

Subject: Physics

Written by von Churfeld-Spitzbarth in Wien [Vienna, Austria].</dc:description>
  <dc:date>5 April 1819</dc:date>
</rdf:Description>