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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/24/282" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy of draft letter, from Sir John Herschel to Sir William Huggins, dated at Collingwood</dc:title>
  <dc:description>Copy of draft letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Burn his [last] letter as he made a blunder in his geometry. Cannot imagine how he made the blunder. Gives new formulae for observing Mercury.</dc:description>
  <dc:date>22 September 1869</dc:date>
</rdf:Description>