<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/1/11/5" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Diagram, geometric shape by Christopher Wren</dc:title>
  <dc:description>Illustration of a half circle with angles drawn across it. 

Appears on the sixth page of the document.

Subject: Engineering / Geometry</dc:description>
  <dc:date>[1669]</dc:date>
</rdf:Description>