Simple two stage multi at Devils Lake. Go to the above coordinates and find the info board as seen on this page. Use the attributes on the info board by numbering them (1-7) to workout the final coordinates. And enjoy your hike!
A - No Intermittent cell service
B - Leash and pick up after your dog + No campfires
C - Day use only
D - No campfires
E - Pack out what you pack in
F - No camping
G - No Intermittent cell service
H - Fishing with a licence is allowed
Checksum: N 23 W 16
N 49 1A.BCD W 122 2E.FGH