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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/S1/74" 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 Renatus Slusius to Henry Oldenburg</dc:title>
  <dc:description>Further thoughts on the Alhazen problem and applies this analysis to problems relating to reflection from spherical mirrors; concerning results from carrying out Boyle's experiments to show gravity of water; details of the symptoms of scurvy; concerning experiments with the spirit of sal ammoniac
Mathematical figures in text</dc:description>
  <dc:date>1672</dc:date>
</rdf:Description>