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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/15/5/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished diagram, propellor by [William Hale]</dc:title>
  <dc:description>Diagram showing the form and movement of Hale's propellor for use in sea vessels.

Subject: Engineering

Written by Hale at Lexden Road, Colchester [Essex, England]. Communicated by Richd [Richard] Penn. Received by the Royal Society on 24 February 1831.</dc:description>
  <dc:date>[1831]</dc:date>
</rdf:Description>