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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/14/341" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter, from Stephen Peter Rigaud to Sir John Herschel, dated at Oxford</dc:title>
  <dc:description>Autograph letter signed by sender. Discusses [James] Bradley's observations and possibility of double stars [see SR's 1830-9-6]. Seems no double stars are readily apparent. Discusses another experiment.</dc:description>
  <dc:date>21 September 1830</dc:date>
</rdf:Description>