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.
Mines and mineral resources-Idaho-Owyhee County-History-Sources. --Mining corporations-Idaho-Owyhee County-Records.
Correspondence between Thomas B. McKaig, secretary-treasurer; Frederick Irwin, general manager; James Hutchinson, superintendent; and Leo A. Philips, superintendent of Electrical Department. Also included is general business correspondence...
Page 20: Harold Holbrook, licensed mechanic with years
of experience with electrical equipment, is shown testing a magneto.
Our Magneto department is well equipped with parts and facillties for
Trade-unions-Idaho-Records and correspondence. --Trade-unions-Construction workers-Idaho-Records and correspondence. --Trade-unions-Metal-workers-Idaho-Records and correspondence.
Correspondence, minutes, business records, reports, dues records, agreements, subject files, and memorabilia of the Idaho State Federation of Labor (1938-1959); Boise Building and Construction Trades Council (1939-1964); Boise Central Trades and...
Left to right: Lowell Bane, equipment supt.; Harold Bailey, manager; Tony Mecia, mining engineer; Emmons Coleman, electrical engineer; Robert McRae, geologist & mining engineer; Walter Nelson, accountant; Unidentified; James Bradley, owner; Tom...