Washington, Idaho & Montana Railway Company wood caboose number X-5, of Northern Pacific heritage, parked at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: wood caboose.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on August 11, 1974, with Joseph B. Sullivan, Jim's brother-in-law, in the cab Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on August 11, 1974, with Joseph B. Sullivan, Jim's brother-in-law, in the cab. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, in August 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company locomotive headlight at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: headlight.

Washington Terminal Company Alco RS1 diesel locomotive number 46 (construction number 74314, built in 1945) at Washington, District of Columbia, on July 5, 1982. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive .

Washington Terminal Company Alco RS1 diesel locomotive number 43 (construction number 72815, built in 1944) parked at the Union Station engine facility in Washington, District of Columbia, on January 23, 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Washington Terminal Company Alco RS1 diesel locomotive number 40 (construction number 71318, built in 1944) awaits its next switching assignment at Washington Union Station in Washington, District of Columbia, on January 23, 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, station