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).
Constitution, by-laws, newsletters, and materials from annual conventions and banquets. Also includes reports on irrigation (1919); underground utilities in Boise (1938), and speeches and correspondence.
Technical data and correspondence relating to several engineering projects of Johnson, Underkofler and Briggs of Boise, Idaho, including mechanical and electrical construction primarily in southwest Idaho.