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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/21/146" 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 Sir John Herschel to Charles Wheatstone, dated at Slough</dc:title>
  <dc:description>Copy of a letter, damaged. Invites Charles Wheatstone to Slough to demonstrate Charles Wheatstone's 'elegant experiments on light and sound.' Will need time to get John Frederick William Herschel's electric machine in order. Asks for copy of Charles Wheatstone's paper on Jew's harp.</dc:description>
  <dc:date>21 August 1833</dc:date>
</rdf:Description>