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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/12/3/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished extract, 'Observations on Fahrenheit's and Reaumur's thermometers' by George Cayley</dc:title>
  <dc:description>Cayley provides 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. It is not clear whether these observations were published or simply printed by Cayley.

Subject: Scientific Instruments

Printed by Francis Humble in Durham [Tyne and Wear, England].</dc:description>
  <dc:date>July 1825</dc:date>
</rdf:Description>