<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/12/3" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished letter and extract, regarding thermometers from G [George] Cayley to [Thomas] Young</dc:title>
  <dc:description>Cayley encloses his published observations on Fahrenheit's and Reaumur's thermometers, making suggestions on improvements to the thermometers and stating that Fahrenheit may have made errors in considering the freezing point of water. Preceded by a covering letter to Thomas Young.

Subject: Scientific Instruments

Written by Cayley in Durham [Tyne and Wear, England].</dc:description>
  <dc:date>July-November 1825</dc:date>
</rdf:Description>