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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/NLB/31/502" 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, [Messrs Harrison &amp; Sons]</dc:title>
  <dc:description>Asks the Messrs to prepare electros of the blocks illustrating the paper by Messrs Sheppard and Mees on 'The Theory of Photographic Processes, Part II' (Proceedings A. No. 509. p.217) &amp; send them with their account to the Secretary, Royal Photographic Society of Great Britain, 66 Russell Square, London. </dc:description>
  <dc:date>30 September 1905</dc:date>
</rdf:Description>