Incoming Resources
- U.S. Department of Agriculture, U.S. Forest Service, Black Hills National Forest, Northern Hills Ranger District, Spearfish, S.D., 2010
- U.S. Department of Agriculture, U.S. Forest Service, Black Hills National Forest, Northern Hills Ranger District, Spearfish, S.D., 2011?
- U.S. Dept. of Agrculture, Forest Service, Black Hills National Forest, Spearfish, S.D., 2009?
- Black Hills National Forest, Northern Hills Ranger District, Spearfish, S.D., 2011