<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/NLB/38/569" 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 Robert William Frederick Harrison, to Messrs The Swan Engraving Company</dc:title>
  <dc:description>Sending two plates illustrating a paper by W G Duffield, on the Effect of Pressure upon Arc Spectra. Requests an estimate for their reproduction in a similar style to the six plates prepared by them about nine months ago for a previous paper by Duffield. They are intended for reproduction in 'Philosophical Transactions [of the Royal Society]'.</dc:description>
  <dc:date>24 September 1908</dc:date>
</rdf:Description>