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<rdf:Description rdf:about="https://archives.ucl.ac.uk:443/CalmView/record/catalog/PENROSE/2/45/13/8" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Notebook of Calculations, Sketches and Notes on Mathematics and Philosophy</dc:title>
  <dc:description>Notebook containing calculations, pencil sketches of buildings and landscapes, and brief notes on "Mathematics Without Variables", "The Nature of Mathematics", and "Three Kinds of Mathematical Machines", and brief philosophical notes on time and memory.</dc:description>
  <dc:date>20th Century</dc:date>
</rdf:Description>