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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/16/484" 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 Herbert Spencer, dated at Collingwood</dc:title>
  <dc:description>Contemporary copy of the letter. [Responding to Herbert Spencer's 1859-12-31,] John Frederick William Herschel presents additional problems in the nebular hypothesis, critiques in detail Herbert Spencer's views of the distribution of cometary orbits, and argues against Herbert Spencer's theory of sunspot formation.</dc:description>
  <dc:date>12 January 1860</dc:date>
</rdf:Description>