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<rdf:Description rdf:about="https://archives.ucl.ac.uk:443/CalmView/record/catalog/PENROSE/2/41/10/5" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Fraccaro, Marco</dc:title>
  <dc:description>Letter from Marco Fraccaro providing Penrose with definitions of measurements of arm ratio and relative length in the appendix of his joint paper "Presumptive isochromosomes for the long arm of X in man. Analysis of five families" in Annals of Human Genetics, volume 26, issue 4, May 1963, pp. 383-406.</dc:description>
  <dc:date>12 Aug 1963</dc:date>
</rdf:Description>