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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CD/89/3" 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 Friedrich Robert Helmert, Konigliches Geodatisches Institut, Potsdam, to George Howard Darwin, Trinity College, Cambridge</dc:title>
  <dc:description>Replying to Darwin's letter of 27 January regarding triangulation in Great Britain, citing previous works in English and on Continental arcs.   </dc:description>
  <dc:date>30 January 1906</dc:date>
</rdf:Description>