Title: Mineral resources of the Pryor Mountain, Burnt Timber Canyon, and Big Horn Tack-On Wilderness Study Areas, Carbon County, Montana and Big Horn County, Wyoming
Subjects: Mines and mineral resources
Places: Big Horn Tack-On Wilderness (Mont. and Wyo.), Burnt Timber Canyon Wilderness (Mont. and Wyo.), Pryor Mountain Wilderness (Mont. and Wyo.)