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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/78/9/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished photographs, experimental observations by Albert Campbell and D W [David William] Dye</dc:title>
  <dc:description>Two photographs showing dust streaks produced by sound vibrations of very high frequency produced by electric sparks, as observed by Campbell and Dye in their experiments.

Subject: Physics</dc:description>
  <dc:date>1910</dc:date>
</rdf:Description>