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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/FS/7/2/40/1" 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 Simon to Prof Patrick Blackett, expressing interest in the He3 problems and experiments in its separation</dc:title>
  <dc:description>Simon asks Blackett if he has any ideas on the theory that He3 is formed by the action of cosmic radiation on some constituent of the atmosphere</dc:description>
  <dc:date>1 December 1947</dc:date>
</rdf:Description>