<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HF/1/19/5/9/53" 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 Edward Gurr, Michrome Laboratories, Upper Richmond Road West, London to Howard Walter Florey</dc:title>
  <dc:description>Is sending sample of carbon, as used for carbochrome ink, in powder form - gives directions for making suspension - is enclosing thick paste of carbon, which contains a surface active agent but no preservatives - suggests this be diluted in water, shaken, allowed to stand, and decanted.</dc:description>
  <dc:date>26 January 1959</dc:date>
</rdf:Description>