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There are several ways to determine true north, especially when you have a map and compass: Competent maps, like most intended for backcountry hiking, will have the magnetic declination marked. T...
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#1: Attribution notice removed
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System
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2020-06-03T15:54:21Z (over 4 years ago)
Source: https://outdoors.stackexchange.com/a/10237 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/