Columbia and Puget Sound Railroad mainline near Taylor, Washington, circa 1915. Timber trestle, horseshoe curve. Other Subject Classes: railroad mainline, railroad bridges.

Chicago, Milwaukee, St. Paul & Pacific Railroad Company freight yard at St. Maries, idaho, in July 1968. A view of the freight yard at the St. Maries depot with Milwaukee Road 296 switching on the left and Milwaukee Road 264 and another unit coupled to the train on the right in 1968. Photo by J.M. Fredrickson. Other Subject Classes: freight yard, switcher locomotive, station.

Chicago Milwaukee St. Paul and Pacific Railroad track at Maple Valley, Washington, circa 1955. View northwest along mainline, block signal, station in distance, Pacific Coast Railroad track in background. Other Subject Classes: railroad mainline, railroad signaling, railroad stations.

A train master on duty at a Chicago & North Western Railway control tower at Proviso, Illinois, on July 26, 1986. Photo by J.M. Fredrickson. Other Subject Classes: building

Canadian Pacific Railway rail yard with locootives 1564 and 5813 at Calgary Yard, Alberta, in August 1990. Photo by J.M. Fredrickson. Other Subject Classes: rail yard

Cable car track, Seattle, Washington, circa 1895. Early scene looking west on trestle from Leschi. Other subject categories: Cable cars, Yesler Way cable car

Burlington Northern yard office and tower at Tacoma, Washington, on August 12, 1999. This former Northern Pacific structure is in the 2nd subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: Structure, Yard Office, Tower

Burlington Northern yard office and tower at Tacoma, Washington, on August 12, 1999. This former Northern Pacific structure is in the 2nd subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: Structure, Yard Office, Tower

Burlington Northern yard office and tower at Tacoma, Washington, on April 8, 1988. This former Northern Pacific structure is in the 2nd subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: Structure, Yard Office, Tower.

Burlington Northern yard office and tower at Tacoma, Washington, on April 8, 1988. This former Northern Pacific structure is in the 2nd subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: Structure, Yard Office, Tower.