Halley_compass_variations_1702.jpg


Summary

Description Edmond Halley 's New and Correct Chart Shewing the Variations of the Compass (1701), the first chart to show lines of equal magnetic variation .

See also exhibit G201:1/1 at the UK National Maritime Museum . The NMM scan may however be protected by copyright in the UK.

Date
Source Plate 22 from Mount & Page's 1702 "Atlas Maritimus Novus, or the New Sea-Atlas."

This image was found at [1] , in the online map database of the Louisiana State Museum , accession number 1982.077.020

Author Edmond Halley
Other versions Halley compass variations 1720.jpg

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Public domain

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