Image:Halley compass variations 1702.jpg

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[edit] 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.
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
Date

1702
Author

Edmond Halley
Permission
(Reusing this image)

see below
Other versions Halley compass variations 1720.jpg

[edit] Licensing

Public domain This image (or other media file) is in the public domain because its copyright has expired.

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Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement that rule of the shorter term.

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Date/TimeDimensionsUserComment
current13:44, 2 May 2008642×800 (150 KB)Jheald ({{Information |Description=Edmond Halley ''New and Correct Chart Shewing the Variations of the Compass'' (1701), the first chart to show lines of equal magnetic variation. <p>See also exhibit [http://www.n)
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