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Scientific American

April 1, 1943

1 min read

Fossil Magnetism

Experimental Evidence Denies that the Earth's Magnetic Field Has Been Completely Reversed

By A. G. McNish

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This article was originally published with the title “Fossil Magnetism” in Scientific American Magazine Vol. 168 No. 4 (April 1943), p. 166
doi:10.1038/scientificamerican0443-166

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