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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/8i/53" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter, regarding a theory for calculating certain places of the planets from unknown author to Hans Sloane</dc:title>
  <dc:description>The author writes on the need for trigonometrical equations to correctly calculate the location of the Moon, and how this can be used to calculate the locations of the planets.

Subject: Astronomy / Mathematics

Read to the Royal Society on 6 January 1696</dc:description>
  <dc:date>1696</dc:date>
</rdf:Description>