Author
United States. Bureau of Land Management. Casper District
2
United States. Bureau of Land Management. Green River Resource Area
2
United States. Bureau of Land Management. Worland District
2
United States. Forest Service. Rocky Mountain Region
2
United States. Bureau of Land Management. Bighorn Basin Resource Area
1
United States. Bureau of Land Management. Lander Resource Area
1
United States. Bureau of Land Management. Newcastle Field Office
1
United States. Bureau of Land Management. Wyoming State Office
1