<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/257/2/115" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy of a letter from Charles Morgan Elliot to [Charles James Buchanan] Riddell</dc:title>
  <dc:description>Discusses intentions to ‘work out’ the observations of the absolute horizontal force. Refers to the horizontal force with three different needles and the declinometer. Discusses proposal for future observations.</dc:description>
  <dc:date>17 March 1845</dc:date>
</rdf:Description>