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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/929/1/201" 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 A. F. Spooner, Chartered Patent Agent, 323 High Holborn, London, to James Mackenzie Davidson</dc:title>
  <dc:description>'Patent No. 2638/00 - Interrupter.
The payment of the current annuity upon the above Patent was duly made in accord with your instructions, and I now hold the Official Certificate, which I am retaining in accordance with my usual practice.'</dc:description>
  <dc:date>11 February 1909</dc:date>
</rdf:Description>