Great Northern Signal at Bellingham, Washington, August 5, 1994, tricolor signal, milepost 96.8. Other subject classes: Structure, Signals

Great Northern Signal at Bellingham, Washington, August 5, 1994, tricolor signal. Other subject classes: Structure, Signals

Great Northern Speed Limit sign at Bellingham, Washington. Speed limit signs for passenger and freight (both 40 MPH). Other subject categories: Sign-Speed, Right-of-Way

Northern Pacific control panel at Tacoma, Washington, circa 1962. Portion of track control panel in staton at UP Jct. Photo by J.M. Fredrickson . Other Subject Classes: control panel, station

Northern Pacific control panel at Tacoma, Washington, circa 1962. Portion of track control panel in staton at UP Jct. Photo by J.M. Fredrickson . Other Subject Classes: control panel, station

Northern Pacific dispatchers office in Union Station at Tacoma, Washington, circa 1942. Three men at desks, with standard clock and other items. Other Subject Classes: dispatchers office, railroad employee

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

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