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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/257/5/77" 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 John Welsh, Kew Observatory to Edward Sabine</dc:title>
  <dc:description>Regarding Mr Phillips dip circle observations [at Kew], including observations in and out of the meridian. Welsh includes results from his observations for the last three days in different azimuths with six needles. Welsh intends to try [?] method. Welsh has found is ‘isoclinal lines’ from 32 equations.</dc:description>
  <dc:date>3 November 1857</dc:date>
</rdf:Description>