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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/HS/21/255" 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 Sir John Herschel to Alexander von Humboldt, dated at Altona</dc:title>
  <dc:description>Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Regrets he was unable to meet him when in Hanover. Took no part in Guillaume Weber's operations at the Cape, but has become acquainted with them through Weber's volumes. Has pressed the Admiralty on the necessity of Magnetic Observatories at various places. Regarding Alexander von Humboldt's observations on the barometer.</dc:description>
  <dc:date>31 July 1838</dc:date>
</rdf:Description>