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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HF/1/3/2/23/32" 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 Howard Walter Florey to Percival Hartley, National Institute for Medical Research, Hampstead</dc:title>
  <dc:description>Comments on the standardisation of penicillin - always writes down precisely how they do their test - Merck's have raised objections to the method but have now decided that it is best for chemical work - Pope has a nice dilution technique - might like to visit to discuss penicillin standard.</dc:description>
  <dc:date>2 February 1943</dc:date>
</rdf:Description>