SP&S 4-6-6-4 steam locomotive Number 905, Class Z-6, backing to a train at Wishram, Washington on October 9, 1951. Photo by John Labbe.

SP&S 4-6-6-4 steam locomotive Number 905, Class Z-6, on the west end of the Wishram engine house track, October 9, 1951. Photo by John Labbe.

With cylinder cocks open SP&S 4-6-6-4 steam locomotive Number 900, Class Z-6, gets a westbound train started at Wishram, Washington, undated. Photo by W.C. Johnston.

SP&S 4-8-4 steam locomotive Number 700, Class E-1, at Wishram, Washington with the 'Farewell to Steam' passenger train on May 20, 1956. Photo by Frank Seufert.

SP&S 4-8-4 steam locomotive Number 700, Class E-1, at Wishram, Washington with the 'Farewell to Steam' passenger train on May 20, 1956. Photo by Frank Seufert.

SP&S 4-6-2 steam locomotive Number 625, Class H-1, with a passenger train at the Wishram, Washington depot, undated.

SP&S 4-4-2 steam locomotive Number 603, Class C-1, with local passenger train at Wishram, Washington on July 28, 1940. Photo by Otto Perry, Denver Public Library Collection..

SP&S 2-8-0 steam locomotive Number 370, Class N-3, in a wreck east of Wishram, Washington, undated.

SP&S 4-6-6-4 steam locomotive Number 903, Class Z-6, and diesel locomotive Number 26, an American Locomotive Company (ALCO) S-2, on a snowy day in the yard at Wishram, Washington, undated. Photo by J. Mills.

SP&S diesel locomotive Number 22, an American Locomotive Company (ALCO) S-2, waits as 4-6-6-4 steam locomotive Number 910, Class Z-8, brings in a westbound freight at Wishram, Washington, undated. Photo by J. Mills.