11-102. Definitions
In the statement of the boundaries in this article:
1. " To, " " on" or " along" a mountain range or mountains means the summit point or summit line of the mountain range of mountains.
2. " Up" or " down" a creek or river means the middle of the main channel thereof.
3. " Mouth" of a creek or river or " junction" of a creek or river with a river is the point where the middle of the channel of each intersects the other.