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.
Switch gear of the first electric hoist used at the Bunker Hill Mine operated by the Bunker Hill and Sullivan Mining and Concentrating Company near Kellogg, Idaho. The hoist serviced the No. 1 shaft. Photo circa 1917.
Miners are being transported underground in flat cars pulled by an electric powered motor. Mine is located near Mullan, Idaho in the Coeur d'Alene Mining District.
Water resources development-Idaho-History-Sources. --Electric power-Idaho-History-Sources. --Elections-Idaho-1978. --Idaho-Politics and government-History-Sources.
Membership lists, financial records, newspaper clippings, and other records of the Water/Power Initiative Committee, which gathered petitions for a proposed "Hydropower Protection and Water Conservation Act" in Idaho.
Logo for the bakery, on wax paper with a loaf of bread and blue writing, submitted as part of the trademark registration process with the Idaho Secretary of State.
Flood waters rushing by Mullan mining community. Several houses are visible as are trees, electric lines and the mountains in the background. The river runs by the community.
