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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/25/14/21" 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 John William Lubbock, dated at Slough</dc:title>
  <dc:description>Copy of a letter. Has just done photographic experiments using bromine paper, and is very pleased with them. John Frederick William Herschel notes in a postscript that he had just received a letter from W. H. Fox Talbot stating that Fox Talbot had just discovered bromine paper as well.</dc:description>
  <dc:date>30 April 1839</dc:date>
</rdf:Description>