<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/54/8/2" 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Unpublished diagram, experimental setup by D MacFarlane</dc:title>
  <dc:description>A diagram showing a galvanometer connected to two copper electrodes with an iron wire connecting their ends. The electrodes are surrounded by pipes filled with cold water.

Subject: Scientific apparatus and equipment</dc:description>
  <dc:date>1871</dc:date>
</rdf:Description>