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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/257/1/334" 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 Charles Chambers, Kew Observatory to Edward Sabine</dc:title>
  <dc:description>Discussion on the small bifilar which Mr Capello favours, and [dip] circles of different sizes. Chambers has been making a rough trial of a method of finding the absolute vertical force independent of the dip, and describes his experiment.</dc:description>
  <dc:date>21 September 1860</dc:date>
</rdf:Description>