Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Burlington Northern flat car at Olympia, Washington, circa 1975. The photo shows the flat car returning to the railroad in dirty condition. Photo by J.M. Fredrickson. Other Subject Classes: flat car.

Northern Pacific diesel locomotive number 500, a 1500-hp model DRS-4-4-1500 built by Baldwin in 1948, at the head of passenger train number 464, Hoquiam-Seattle, at Olympia, Washington, on a snowy day circa 1952. Washington State Capitol building in the background.. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: passenger train, diesel locomotive, structure

Northern Pacific passenger train, Casey Jones Excursions special, approaches a telltale near Olympia, Washington, on December 8, 1957. Class W-3 Mikado-type steam locomotive and train ran Seattle to Centralia and return on December 7 and 8, last runs of steam power on the NP Tacoma Division. Photo by Jerry Hanson, J.M. Fredrickson collection. Other Subject Classes: passenger train, steam locomotive, telltale

Northern Pacific passenger train, Casey Jones Excursions special, emerges from the tunnel under downtown Olympia, Washington, on December 8, 1957. Class W-3 Mikado-type steam locomotive and train ran Seattle to Centralia and return on December 7 and 8, last runs of steam power on the NP Tacoma Division. Photo by Jerry Hanson, J.M. Fredrickson collection. Other Subject Classes: passenger train, steam locomotive, tunnel, telltale

Northern Pacific passenger train, Casey Jones Excursions special, crosses the fill and drawbridge over Capital Lake at Olympia, Washington, on December 8, 1957. Class W-3 Mikado-type steam locomotive and train ran Seattle to Centralia and return on December 7 and 8, last runs of steam power on the NP Tacoma Division. Photo by Jerry Hanson, J.M. Fredrickson collection. Other Subject Classes: passenger train, steam locomotive, bridge