Gold Mine Trails are hand drawn on National Forest maps. --Trails include Nez Perce Trail, Elk City Trail, Milner Trail and others; 1 map : col. ; 46 x 56 cm.
College of Idaho (Caldwell, Idaho)-History-Sources. --Religious institutions-Idaho-Caldwell-History-Sources. --Religious institutions-Idaho-Boise-History-Sources.
Idaho. Board of Engineers. Nez Percé Indians-History-Sources. Gold mines and mining-Idaho-History-Sources. Nez Percé Indian Reservation (Idaho)
General correspondence (1959-1964); project files (1958-1959). Includes material on the "Nez Perce Gold Case" and correspondence, minutes, and other records relating to the Idaho State Board of Engineers (1947-1962).