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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CLP/9i/6" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Paper, 'A way how to increase saltpeter [saltpetre] in great quantity' by Mr [William] Schroter</dc:title>
  <dc:description>Paper laying out three steps to produce saltpetre (nitre) on an arch made of lime, rainwater, sheep dung, and sheepskin.

Read to the Royal Society on 7 January 1662.

Subject: Mineralogy / Chemistry / Industry</dc:description>
  <dc:date>1662</dc:date>
</rdf:Description>