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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/NLB/19/819" 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, to Messrs Harrison &amp; Sons</dc:title>
  <dc:description>Asks the Messrs to make cliches of the illustrations referred to below and send them to the Editor of 'Nature': [Joseph Norman] Lockyer's 'Note on the Spectrum of Silicum', and Lockyer's 'Preliminary Table of Wave Lengths of Enhanced Lines'.</dc:description>
  <dc:date>3 January 1900</dc:date>
</rdf:Description>