<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/44/4/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished diagrams, the Earth's magnetic field by Henry Hennessy</dc:title>
  <dc:description>Two small diagrams showing a series of concentric circles, illustrating the Earth's magnetic field.

Subject: Magnetism</dc:description>
  <dc:date>1862</dc:date>
</rdf:Description>