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 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.

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

Amtrak diesel locomotive 215 at Tacoma, Washington in 1979. Amtrak 215 leads train number 796 at Sperry Mill in Tacoma in 1979. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 216, an F40PH EMD SN 757099-17 at Tacoma, Washington on May 05, 1976. Tacoma Union Station is visible in the background. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 217 at Tacoma, Washington in 1977. Amtrak 217 leads train number 795 near McCarver Street in Tacoma in 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train