Author
United States. Bureau of Land Management. Cedar City District
3
United States. Bureau of Land Management. Arizona Strip District
2
United States. Bureau of Land Management. Carson City District Office
1
United States. Bureau of Land Management. Grand Junction Resource Area
1
United States. Bureau of Land Management. Kanab Resource Area
1
United States. Bureau of Land Management. Phoenix District Office
1
United States. Bureau of Land Management. Vermillion Resource Area
1