<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/19/121" 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. John Frederick William Herschel suffering chest pains. Delighted that William Radcliffe Birt again observed 'great symmetrical wave.' Sun's effect on atmosphere is like the wake of 'Leviathan going round and round in a confined ... harbour.'</dc:description>
  <dc:date>8 December 1845</dc:date>
</rdf:Description>