(W 114⁰00ʹ00 --W 111⁰20ʹ00 /N 46⁰07ʹ30 --N 44⁰20ʹ00 ).
"Forest Service map."
Relief shown by hachures and spot heights.
Agencies listed on map include: U.S. Forest Service, Beaverhead National Forest; U.S. Bureau of Land Management, Butte District; Montana Dept. of Fish, Wildlife and Parks; U.S. Fish and Wildlife Service.
Includes index to Geological Survey topographic maps, table of recreational facilities, list of route and area restrictions, text, and ill.