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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/19/17" 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 Sir John Herschel to Henry Kater, dated at [Slough]</dc:title>
  <dc:description>Autograph letter signed by sender. Sends set of William Herschel's duplicated papers. Curious results 'examining the rings,' but bad weather has hampered experiments. Correction of spherical aberration. John Frederick William Herschel is using J. d'Alembert's Opuscules. Image of Alpha Lyrae.</dc:description>
  <dc:date>1821 to 1822</dc:date>
</rdf:Description>