Burlington Northern Type U30C Number 5812, built September 1973; C30-7 Number 5598, built June 1979; and a U30C (number unknown); passing Alliance division 1st Subdivision milepost 269.5 with westbound empty utility bathtub coal gondolas at Mullen, Nebraska on August 23, 1981. Photo by Al Christianson.

Burlington Northern Type U30C Number 5812, built September 1973; C30-7 Number 5598, built June 1979; and a U30C (number unknown); with westbound empty utility bathtub coal gondolas about four miles west of Mullen, Nebraska on August 23, 1981. Photo by Al Christianson.

Burlington Northern flasher and bell crossing signal at Prosser, Washington, on June 26, 1986. This former Northern Pacific signal is in the 3rd subdivision of the Idaho division. Photo by GJ Werkema. Other subject classes: sign, crossing signal

Burlington Northern flasher and bell crossing signal at Prosser, Washington, on June 26, 1986. This former Northern Pacific signal is in the 3rd subdivision of the Idaho division. Photo by GJ Werkema. Other subject classes: sign, crossing signal

Burlington Northern freight yard at Bangor, Washington, in January 1975. Yard tracks. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard

Burlington Northern freight yard at Bangor, Washington, in January 1975. Yard tracks. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard

Burlington Northern freight yard at Bangor, Washington, in January 1975. Yard tracks. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard

Burlington Northern freight yard at Bangor, Washington, in January 1975. Elevated view of short segment of yard tracks. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard

Burlington Northern freight yard at Bangor, Washington, in January 1975. Yard tracks. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard

Burlington Northern Half Moon yard at Tacoma, Washington, circa 1975. Looking north at railroad yard with heavy concentration of grain and box cars, mainline, road bridge, warehouses and grain elevator on waterfront. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard, track, freight car, grain elevator, warehouse