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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/14/3/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished diagram, 'Description of a quadrant for measuring horizontal angles by reflection' by W [William] Barnes</dc:title>
  <dc:description>Diagram showing Barnes' design for a quadrant to be used for measuring horizontal angles.

Subject: Scientific Instruments

Received by the Royal Society on 7 August 1830.</dc:description>
  <dc:date>[1830]</dc:date>
</rdf:Description>