Barlow's wheel (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Barlow's wheel" in English language version.

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archive.org

books.google.com

  • on Peter Barlow in the Encyclopedia of geomagnetism and Paleomagnetism By David Gubbins, Emilio Herrero-Bervera ISBN 1-4020-3992-1, ISBN 978-1-4020-3992-8 (pp 44)

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