<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/4/245" 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 David Brewster to Sir John Herschel, dated at Esk Hill by Roslin</dc:title>
  <dc:description>Autograph letter signed by sender. Has heard from Charles Babbage that John Frederick William Herschel has sent him the article on hyposulfurous acid, but he has not in fact received it. Has seen Babbage a lot recently. Candidates for the Mathematical chair. Regarding colored rings in Carbonate of Potash. Has reserved his paper on Series for number 3.</dc:description>
  <dc:date>22 August 1819</dc:date>
</rdf:Description>