SP&S an American Locomotive Company (ALCO) 'Century Series' diesel locomotives with a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.

SP&S diesel locomotive Number 303, an American Locomotive Company (ALCO) C-424, leads a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.

SP&S an American Locomotive Company (ALCO) 'Century Series' diesel locomotives with a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.

SP&S an American Locomotive Company (ALCO) 'Century Series' diesel locomotives with a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.

SP&S EMD F7A diesel locomotive Number 803 in a multiple unit lashup at Spokane, Washington in September 1956. Photo by Stan Styles.

SP&S EMD F3A diesel locomotive Number 800 at the Great Northern roundhouse at Hillyard near Spokane, Washington in August 1953. Photo by Stan Styles.

SP&S ALCO RS-2 diesel locomotive Number 62 in a multiple lashup at Spokane, Washington. Photo by Stan Styles.

SP&S ALCO C-425 diesel locomotives Number 313, 310 and 311 on a westbound freight at Spokane, Washington.

Spokane, Portland & Seattle Railway diesel locomotive number 54 at Spokane, Washington, on February 19, 1976. SP&S 54, an Alco RS3, parked at the engine terminal in Spokane in 1976. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Spokane, Portland, and Seattle Railway 862 and 868, American Locomotive Company (ALCO) Type Type FA2's at Spokane, Washington, April 12, 1968.