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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/16/349" 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 Mary Somerville to Sir John Herschel, dated at Lower Belgrave St.</dc:title>
  <dc:description>Autograph letter signed by sender. Will be in London and hopes to see John Frederick William Herschel. Congratulates on the birth of Matilda Rose Herschel. Thanks for his letter and the promise of sending his papers on actinochemistry (photography). Would also like information on [Louis] Daguerre process and on current developments regarding the subject.</dc:description>
  <dc:date>31 July 1844</dc:date>
</rdf:Description>