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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/DEJ/2/3" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Perpetual motion</dc:title>
  <dc:description>Material related to David Jones's series of 'perpetual motion machines' and their display in different institutions, primarily Ontario Science Centre and Boston Science Museum. Devised by DREADCO (Daedalus Research Evaluation and Development Corp), the machines appear to facilitate perpetual motion in a bicycle wheel. </dc:description>
  <dc:date>1980-1987</dc:date>
</rdf:Description>