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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MDA/A/24/25/66" 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 A V Hill to Jan C Czechowicz</dc:title>
  <dc:description>Knows that the air authorities have long been developing a device for bursting bombs above ground level, and is not surprised that they have already got one - 'it is naturally disappointing for you but I am afraid that a great many inventors are similarly disappointed'.</dc:description>
  <dc:date>25 October 1943</dc:date>
</rdf:Description>