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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/EL/C1/44" 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 Gilbert Clerke to Mr Sommers [John Somers], dated at Loddington near Kettering</dc:title>
  <dc:description>Autograph letter 
Clerke informs Sommers about his invention of a windmill with horizontal sails and asks him to pass this information to Henry Oldenburg
Read to the Royal Society on 18 March 1668</dc:description>
  <dc:date>28 February 1668</dc:date>
</rdf:Description>