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ABSTRACT RECENT MAGNETIC DISTURBANCE.—A considerable magnetic disturbance, lasting about 9 hours, was registered July 21 and 22 at Greenwich and at Abing Surrey. The disturbance, which
cona-suddenly at 21h on July 21, reached its gjeutest intensity between 2h and 5h on the following morning and died away rapidly soon after 6h. The excursion shown by the declination magnet
amounted to fully one degree. The disturbance was also well shown by the vertical force magnetometer. Access through your institution Buy or subscribe This is a preview of subscription
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ARTICLE Our Astronomical Column. _Nature_ 120, 166 (1927). https://doi.org/10.1038/120166a0 Download citation * Issue Date: 30 July 1927 * DOI: https://doi.org/10.1038/120166a0 SHARE THIS
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