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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HF/1/3/2/6/3" 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 J W Trevan, Wellcome Physiological Labs, Beckenham</dc:title>
  <dc:description>Output of penicillin is increasing - hope to do substantial clinical tests - sorry Pope has had such trouble with the mould - most of Oxford cultures are made from single spore cultures - getting good yields - difficulties re stability solved - recovery of material from urine.</dc:description>
  <dc:date>18 February 1941</dc:date>
</rdf:Description>