<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/NLB/4/331" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy letter from an unknown correspondent, to Messrs Dulau &amp; Company</dc:title>
  <dc:description>'We shall be glad if you will look out for a copy of Todhunters History of Mathematical Theories of Attraction, &amp; let us know when you have one.'</dc:description>
  <dc:date>22 April 1890</dc:date>
</rdf:Description>