<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/29/106" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy letter from Dr Regnerus de Graaf, Delphi, to Henry Oldenburg</dc:title>
  <dc:description> ' ..  contaiining a further Illustratoin of the same Subject, with an Experiment and a p[repared Testicle in Confirmation of  it. '</dc:description>
  <dc:date>25 July 1669</dc:date>
</rdf:Description>