SP&S 2-8-2 steam locomotive Number 500, Class O-1, at Vancouver, Washington on September 12, 1942. Notice the wartime blackout hood on the headlight as well as the air cylinder to accuate the hood over the stack. This locomotive was formerly Great Northern Number 3026 and was built by Baldwin Locomotive Works in January 1913. From the Witbeck Studio Collection.

SP&S 2-8-2 steam locomotive Number 500, Class O-1, at Hillyard in Spokane, Washington on June 15, 1947.

SP&S 2-8-2 steam locomotive Number 500, Class O-1, with a three car train at Hillyard in Spokane, Washington on June 15, 1947.

SP&S 2-8-2 steam locomotive Number 500, Class O-1, at Pasco, Washington on April 30, 1945.

SP&S 4-4-0 steam locomotive Number 50, Class L-1, at Portland, Oregon, undated.

SP&S 4-4-0 steam locomotive Number 50, Class L-1, at Portland, Oregon, undated.

Postcard view of SP&S 4-4-0 steam locomotive Number 50, Class L-1, with a passenger train at Lyle, Washington ready to begin its trip up the Goldendale Branch, postmarked August 2, 1913.

SP&S 4-4-0 steam locomotive Number 50, Class L-1, at Flavel, Oregon, undated.

SP&S 4-4-0 steam locomotive Number 50, Class L-1, with a passenger train at Astoria, Oregon, undated.

SP&S 0-6-0 steam locomotive Number 5, Class A-1, at Portland, Oregon, undated.