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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/31/91" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy letter from Henry Jacob to Robert Hooke</dc:title>
  <dc:description> ' .. concerning Bond's Theory of the dipping Needles, Mr des Cunha's method of making Maps of Portugal, the Latitudes of Lisbon and Madrid : and inclosing the five lowing Observations of five Lunar Eclipses. '</dc:description>
  <dc:date>27 December 1680</dc:date>
</rdf:Description>