These include: Here’s how to use a compass while camping: If your compass features an adjustable declination, start by ...

Once you have your declination, subtract it from your compass bearing for west and add it for east. If you have trouble remembering that rule, try this mnemonic: Maps Tell Almost Everything.

For our exercise, let’s assume you are east of the agonic line and know your declination is 6 degrees. Since your compass is magnetized and 6 degrees off, you must add 6 to your 150.

Compass housing (Bezel): The spinning marked with N,E,S,W, the cardinal directions, and 360 degrees, ... Because even if the declination only changed by one degree, ...

If I were to find that compass in my closet today, I would need to change the declination by twisting a disc within its face. True north in Fairbanks is now just 16 degrees west of magnetic north.