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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/709/38" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Circular letter advertising William Martin's Petrificata Derbiensia, to James Sowerby, 2 Mead Place, Lambeth</dc:title>
  <dc:description>Circular in the form of the title page of Petrificata Derbiensia; or figures and descriptions of petrifactions, collected in Derbyshire...by William Martin FLS. Published by J Wilson, Macclesfield, 1809. Annotated 'speedily will be published'.</dc:description>
  <dc:date>10 May 1810</dc:date>
</rdf:Description>