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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/257/4/70" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Copy of a letter from Edward Sabine, 13 Ashley Place to [Antonio] Secchi</dc:title>
  <dc:description>Sabine is pleased to hear Secchi has obtained a ‘promise of the necessary funds for magnetic instruments’. Refers to Rome’s observatory. Includes a ‘scheme of instrumental equipment’ for Secchi’s approval. Discusses a dip circle, unifilar, bifilar, balance magnetometer, declination, horizontal, vertical, and total force, and inclination, including prices for the instruments.</dc:description>
  <dc:date>13 October 1857</dc:date>
</rdf:Description>