<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/5/142" 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 William H. Callcott to Sir John Herschel, dated at Kensington</dc:title>
  <dc:description>Autograph letter signed by sender. Is grateful for his reply. Where can he find a statement of Isaac Newton regarding the relationship between colors and music?</dc:description>
  <dc:date>9 January 1863</dc:date>
</rdf:Description>