Northern Pacific dispatchers office in Union Station at Tacoma, Washington, on August 31, 1952. "Double Track North" desk with trainsheet, telephone, telegraph key. Photo by J.M. Fredrickson . Other Subject Classes: dispatchers office, telegraph

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, in 1943. Three men at desks, with telegraph equipment and other items. Other Subject Classes: dispatchers office, railroad employee, telegraph

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1962. Unidentified employees. Photo by J.M. Fredrickson . Other Subject Classes: dispatchers office, railroad employee

Northern Pacific train employees in the dispatchers office at Union Station, Tacoma, Washington, circa 1962. Tacoma Division dispatcher Cameron Galbreath, l., and Frank Callas, new "Double Track North" panel. Photo by J.M. Fredrickson . Other Subject Classes: railroad employees, dispatchers office

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1962. Communications technician Frank Callas, telegraph and direct station telephone. Photo by J.M. Fredrickson. Other Subject Classes: dispatchers office, telegraph, communications equipment

Northern Pacific communications equipment in dispatchers office, Union Station, Tacoma, Washington, circa 1962. New "Double Track North" desk, communications panel (rear). Photo by J.M. Fredrickson . Other Subject Classes: communications equipment, dispatchers office

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1962. Communications technician Frank Callas, telegraph and direct station telephone. Photo by J.M. Fredrickson. Other Subject Classes: dispatchers office, telegraph, communications equipment

Northern Pacific employees in dispatchers office of Union Station at Tacoma, Washington, circa 1962. From left, Chief Dispatcher Chuck Stillman, communications technician Frank Callas, dispatcher Cameron Galbreath, unknown. Photo by J.M. Fredrickson . Other Subject Classes: railroad employees, dispatchers office

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1962. Workers install dispatchers desk, new communications panel. Photo by J.M. Fredrickson . Other Subject Classes: dispatchers office, communications equipment

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1962. New "Double Track North" dispatcher's desk, communications panel. Photo by J.M. Fredrickson . Other Subject Classes: dispatchers office, communications equipment