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<rdf:Description rdf:about="https://archives.ucl.ac.uk:443/CalmView/record/catalog/PENROSE/2/45/6/8" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Correspondence with Friedrich Vogel</dc:title>
  <dc:description>Contains two copies of a letter from Freidrich Vogel's secretary, inviting Penrose to lecture on "Ursachen des Schwachsinns" at Heidelberg after the conference in Marburg, and Penrose's reply politely declining the offer due to recent ill health.</dc:description>
  <dc:date>Oct 1969</dc:date>
</rdf:Description>