<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/TG/1/11/122" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from Elizabeth Bilson to Varian, Vacuum Division Service Department, 611 Hansen Way, Palo Alto, California</dc:title>
  <dc:description>Concerning the dual range ionization gauge control unit which still does not work.</dc:description>
  <dc:date>26 April 1974</dc:date>
</rdf:Description>