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<rdf:Description rdf:about="https://calmview.co.uk:443/RCPI/CalmView/record/catalog/HI/2024-16-2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Pocket Altimeter</dc:title>
  <dc:description>Brass pocket altimeter.  Maker's name "OPTIKER RUHNKE" on the dial.  Suspension loop at top.  Used  by Dr. David Duff (1883-1959) when living and working in Africa in the early 20th century.</dc:description>
  <dc:date>[1875-1925]</dc:date>
</rdf:Description>