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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/743/1/122" 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 William Chandler Roberts-Austen, Chilworth, to [John Hall] Gladstone</dc:title>
  <dc:description>On the hardening of copper in relation to ancient tool artefacts. Refers to his analysis of objects described in Schliemann's 'Ilios', including a sword, and an absurd  appendix added by Duffield on the supposed effect of rhodium. </dc:description>
  <dc:date>12 January 1890</dc:date>
</rdf:Description>