Territory of Idaho south of Salmon River and Rocky Mountains : designed as a guide to all the mining districts of the included country ; made from personal observation and information furnished by resident miners, prospectors, scouts, and army guides / by W.F. Anderson of Bonanza, Idaho April 1880 ; drawn and compilation from U. S. Land Surveys; from scout map of headwaters of Salmon River, Lt. Geo. S. Wilson, 12th U.S. Infantry; from government map of Yellowstone National Park and other official data / by C.D. Gibbes, C.E. San Francisco, April 1880.