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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/22/235" 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 Sir John Herschel to William Henry Smyth, dated at [Collingwood]</dc:title>
  <dc:description>Copy of a letter. Doubtful over William Henry Smyth's angle for Gamma Virginis; urges precision in measurement. Hopes to obtain moon map from the Royal Astronomical Society during next visit to London. Unable to solve Aristarchus puzzle.</dc:description>
  <dc:date>8 May 1845</dc:date>
</rdf:Description>