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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/1/126" 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 Johannes Hevelius to Henry Oldenburg</dc:title>
  <dc:description>Concerning the controversy between himself and M. Auzout; Cassini's observations of a permanent spot in Jupiter, and spots in Mars; and Burattini's working of very long telescopes</dc:description>
  <dc:date>3 July 1666</dc:date>
</rdf:Description>