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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/13/428" 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 Giovanni Antonio Plana to Sir John Herschel, dated at Turin</dc:title>
  <dc:description>Autograph letter signed by sender, with annotations by recipient. Is preparing to observe the occultation of Aldebaran. Seeks John Frederick William Herschel's comments on Giovanni Plana's position on the perturbations of Jupiter and Saturn compared to P. S. Laplace's work on the same subject. Comments further on the sending and receiving of packages of memoirs.</dc:description>
  <dc:date>11 October 1829</dc:date>
</rdf:Description>