<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/19/139" 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 [William Radcliffe Birt], dated at Collingwood</dc:title>
  <dc:description>Autograph letter signed by sender. Certain that John Frederick William Herschel did not receive William Radcliffe Birt's 'Sheet of Curves.' They may be in Edward Sabine's or William Radcliffe Birt's own possession.</dc:description>
  <dc:date>11 August 1849</dc:date>
</rdf:Description>