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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/16/19/10" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished letter, regarding sand for flint glass from Thos [Thomas] Barker to James King</dc:title>
  <dc:description>Barker suggests that King's discovery of siliceous sand in Sydney is of 'importance to the Colony'. This is a copy of an original letter, produced by King.</dc:description>
  <dc:date>13 April 1833</dc:date>
</rdf:Description>