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<rdf:Description rdf:about="https://archives.ucl.ac.uk:443/CalmView/record/catalog/HALDANE/5/2/2/4" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Ecological Society of America</dc:title>
  <dc:description>Letter from Herbert Hanson of the Ecological Society of America inviting Haldane to join the Society, and a copy of Haldane's reply.</dc:description>
  <dc:date>20 Oct 1950</dc:date>
</rdf:Description>