Applications: Magnetic Declination – Physical Geology Laboratory
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Using a Compass: Dealing With Declination
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Amazon.com : Sun Company ProSight Sighting Map Compass with Adjustable Declination - Lightweight Orienteering Baseplate Compass for Hiking, Backpacking, and Survival Navigation | Professional Grade Compass : Sports & Outdoors
ProMap Compass
Magnetic declination
Magnetic Declination
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Magnetic Declination Scale 2” Boyd Sun-Time By Johanson MFG Corp. | eBay
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ProMap Compass
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Using a Compass: Dealing With Declination
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