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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/8/51" 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 P. Gassiot to Sir John Herschel, dated at Clapham Common</dc:title>
  <dc:description>Autograph letter signed by sender. Thanks for letter and also for the experiments suggested. Has been working on the tension spark. Would be pleased to show John Frederick William Herschel or Charles Babbage the battery at any time.</dc:description>
  <dc:date>2 August 1839</dc:date>
</rdf:Description>