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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/PT/32/8/3" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Plate, figures 8-9 showing a declination magnetograph by Francis Ronalds</dc:title>
  <dc:description>Figures 8-9 showing various parts of a declination magnetograph.

Subject: Scientific Instruments

Published in Philosophical Transactions as 'On photographic self-registering meteorological and magnetical instruments'.

Communicated by S [Samuel] Hunter Christie. Received by the Royal Society on 18 November 1846. Read 21 January 1847.</dc:description>
  <dc:date>[1846]</dc:date>
</rdf:Description>