Tacoma Municipal Belt Line Railway Number 7, an 0-6-0. Crew poses with the locomotive on the waterfront in Tacoma. Date unknown. Other Subject Classes: steam locomotive, switching locomotive.

Tacoma Municipal Belt Line Railway Alco 0-6-0 steam locomotive number 912 at the engine terminal in Tacoma, Washington, circa 1950, built as Northern Pacific 912 in 1901. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, switching locomotive.

Tennessee, Alabama and Georgia Railway Steam Locomotive Number 322, Class F-11, undated.

The tender of Northern Pacific 2152 stored awaitng restoration at Northern Pacific Railway Museum in Topenish, Washington on October 21, 2008. Photo by GJ Werkema. Other subject classes: Locomotive-tender.

Thurston County Railway Baldwin 2-8-2 steam locomotive number 4, backs to couple to a cut of loaded log cars at an unknown log loading area, circa 1948. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, logging locomotive, log car.

Thurston County Railway Baldwin 2-8-2 steam locomotive number 4, backs to couple to a cut of loaded log cars at an unknown log loading area, circa 1948. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, logging locomotive, log car.

Unidentified Baldwin 2-6-0 steam locomotive number 82, coupled to a loaded flatcar in an unknown location, circa 1925, with a similar operation in the distance. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, flatcar.

Unidentified Climax steam locomotive hauling a donkey-engine on a flatcar, circa 1925, likely in western Washington. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive.

Unidentified three-truck, Lima Shay steam locomotive number 1 parked in Portland, Oregon, in 1967. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, geared locomotive, logging locomotive.