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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/LBO/1/16" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy of an extract of a letter, author unknown, Zurich, to Henry Oldenberg</dc:title>
  <dc:description>About a new material for handguns and pistols
Concerning a Goldsmith, Felix Warder, Citizen of Zurich, 'who hath the invention of a way to make handguns and pistols of a mettal, which is called Orichalcum. None besides himself is known to have this invention, and he tells mee, that at Nurnberg they have spent thousands in making Experiments to find it out, but all in vain. ...'</dc:description>
  <dc:date>17 September 1662</dc:date>
</rdf:Description>