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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/MS/257/5/82" 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 John Welsh, Kew Observatory to Edward Sabine</dc:title>
  <dc:description>Updates regarding magnetic instruments. Welsh informs Sabine the bifilar and balance magnetometers are ready, the unifilar is with Jones and its completion time is uncertain as with Barrow’s dip circle. Welsh suggests sending Mr [Angelo] Secchi the instruments as they are completed.</dc:description>
  <dc:date>9 March 1858</dc:date>
</rdf:Description>