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The AAPG/Datapages Combined Publications Database

AAPG Bulletin


Volume: 15 (1931)

Issue: 11. (November)

First Page: 1391

Last Page: 1397

Title: Brunton Compass Attachment for Measurement of Horizontal Magnetic Intensity

Author(s): John H. Wilson (2)


Utilizing the Brunton compass in common use by geologists, an attachment has been devised making it possible to measure the horizontal intensity of the earth's field. The operation of the instrument, the theory and derivation of equations, and the results of several surveys with the instrument are presented.

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