<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/23/12" 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 Johyn Gray, at Cartagena, to George Graham</dc:title>
  <dc:description> ' Enclosing his Observations on th e length of the simple Pendulum at Cartagena and other notices. '

Read to the Royal Society on 11 November 1736</dc:description>
  <dc:date>22 July 1736</dc:date>
</rdf:Description>