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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/NLB/56/150" 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 Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [William Henry] Perkin, FRS</dc:title>
  <dc:description>Informs Professor [William Henry] Perkin that Dr. Sidgwick's certificate is no longer valid as it has been up for five successive elections. Encloses a fresh certificate in case Professor Perkin wishes to renew Dr. Sidgwick's candidature [not enclosed]. </dc:description>
  <dc:date>3 December 1918</dc:date>
</rdf:Description>