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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/18/427" 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 Robert Charles Winthrop to Sir John Herschel, dated at Boston, Mass.</dc:title>
  <dc:description>Autograph letter signed by sender. Encloses pamphlet on atmospheric electricity by Joseph Henry and two pages about 'Carpet experiments' in New York by Joseph Lovering. U.S. going through 'sad political trial.' Does astronomy offer examples of severed systems or broken planets being re-united?</dc:description>
  <dc:date>18 March 1861</dc:date>
</rdf:Description>