<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/928/6/2/4" 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 Joseph Wilson Swan, Bromley, to Charles Vernon Boys</dc:title>
  <dc:description>Sending pieces of electrolytic cobalt and nickel. They have been exposed to the air for about twelve months. </dc:description>
  <dc:date>15 April 1891</dc:date>
</rdf:Description>