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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/RBO/9/17" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>'A Description of an Instrument to observe the celestial motion etc by reflexion thro' a Telescope without elevating the Telescope towards the object' by Edmond Halley</dc:title>
  <dc:description>Read to the Royal Society on 23 March 1691</dc:description>
  <dc:date>nd</dc:date>
</rdf:Description>