Introductory Talk

  • D. F. Bleil
Conference paper


To Dr. William Gilbert goes the credit for the discovery of the magnetic field of the earth. In his book, written in 1600, he described many experiments including the magnetized sphere “terrella.” The earth’s magnetic field has since been a phenomenon of both scientific and commercial interest and our understanding of it has improved substantially over the years.


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Copyright information

© Springer Science+Business Media New York 1964

Authors and Affiliations

  • D. F. Bleil
    • 1
  1. 1.U.S. Naval Ordnance LaboratoryWhite OakSilver SpringUSA

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