<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/19/15/3" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished diagram, a reflecting circle by G H S [George Henry Sacheverell] Johnson</dc:title>
  <dc:description>Diagram of a luminous point 'S' at the edge of a reflecting circle, showing reflected rays of light.</dc:description>
  <dc:date>1835</dc:date>
</rdf:Description>