<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/PB/2/3/5" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Envelope of photographs labelled 'Cosmic ray photographs taken in cloud chamber 1933 and 1946'.</dc:title>
  <dc:description>Also includes photograph of equipment used by Blackett and Occhialini, 1933</dc:description>
  <dc:date>1933-1946</dc:date>
</rdf:Description>