A four car Amtrak passenger train at Tacoma, Washington in July 1975. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Almanor Railroad steam locomotive number 104, a three-truck Heisler, in storage at Tacoma, Washington, circa 1950. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, geared locomotive.

Almanor Railroad steam locomotive number 104, a three-truck Heisler, in storage at Tacoma, Washington, circa 1950. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, geared locomotive

American Smelting and Refining Company (ASARCO) diesel locomotive number 52 switching cars at the Tacoma Smelter at Tacoma, Washington, in October 1969. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switching locomotive.

American Smelting and Refining Company (ASARCO) number 52, a General Electric (GE) 44-ton diesel switching locomotive at the Tacoma Smelter at Tacoma, Washington, in October 1969. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

American Smelting and Refining Company (ASARCO) diesel locomotive number 52 switching cars at the Tacoma Smelter at Tacoma, Washington, in October 1969. Photo by Al Harris, J.M. Fredrickson Collection. Other Subject Classes: diesel locomotive, switching locomotive.

American Smelting and Refining Company (ASARCO) ore hopper car dumping slag from special cars into the water of Commencement Bay on their electrified narrow-gauge line at Tacoma, Washington, circa 1970. Photo by J.M. Fredrickson. Other Subject Classes: ore hopper car.

American Smelting and Refining Company (ASARCO) ore hopper car dumping slag from special cars on their electrified narrow-gauge line into the water of Commencement Bay at Tacoma, Washington, circa 1970. Photo by J.M. Fredrickson. Other Subject Classes: ore hopper car.

Amtrak diesel locomotive 122 at Tacoma, Washington in December 1974. Amtrak 122, an F7A serial number 18142, is located in Tacoma in December 1974. Amtrak 122 is former Southern Pacific 6459. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train