<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MC/7/379" 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 John Gregory, 52 Green Street, Park Lane, to the Royal Society</dc:title>
  <dc:description>Presenting a volume of notes on Newton's 'Principia' by David Gregory as well as a treatise on solid geometry by the late D F [Duncan Farquharson] Gregory [see related material].</dc:description>
  <dc:date>27 November 1866</dc:date>
</rdf:Description>