<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/CW/B/15" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Observations of potential gradient and air-earth current, radioactivity of rainwater</dc:title>
  <dc:description>Numerous observations of potential gradient and air-earth current, and study of radio-activity of rainwater. Thorough tests of various methods of observations. First trial of a capillary electrometer.</dc:description>
  <dc:date>1902-1911</dc:date>
</rdf:Description>