SP&S Baldwin VO-1000 diesel locomotive Number 32 in the yard at 9th St in Portland, Oregon in May 1950.

SP&S Baldwin VO-1000 diesel locomotive Number 31 with a wartime headlight blackout hood at Vancouver, Washington.

SP&S Baldwin VO-1000 diesel locomotive Number 31 with a wartime headlight blackout hood at Vancouver, Washington.

SP&S Baldwin VO-1000 diesel locomotive Number 31 in the yard at Portland, Oregon.

SP&S Baldwin VO-1000 diesel locomotive Number 30 at Vancouver, Washington. Note the wartime black out hood on the headlight.

SP&S Baldwin VO-1000 diesel locomotive Number 30 at Vancouver, Washington. Note the wartime black out hood on the headlight.

SP&S Baldwin VO-1000 diesel locomotive Number 30 on the locomotive ready track at Portland, Oregon on May 20, 1941.

SP&S ALCO S-2 diesel locomotive Number 27 switcher on Roundhouse track with steam power at Portland, Oregon.

SP&S ALCO S-2 diesel locomotive Number 27 switcher on Hoyt Street Roundhouse turntable at Portland, Oregon in September 1956.

SP&S ALCO S-2 diesel locomotive Number 26 switcher on spot at Hoyt Street yard in Portland, Oregon.

SP&S ALCO S-2 diesel locomotive Number 25 switcher working at Portland, Oregon in December 1956. Photo by John Labbe.

SP&S ALCO S-2 diesel locomotive Number 25 switcher working main line at Portland, Oregon in December 1956.

SP&S ALCO S-2 diesel locomotive Number 20 switcher being inspected in the yard at Portland, Oregon.

SP&S ALCO S-2 diesel locomotive Number 20 being inspected at Portland, Oregon on November 14, 1944. Photo by Don Roberts.

SP&S ALCO S-1 diesel locomotive Number 10 amid steam power at Portland, Oregon on October 7, 1944. Note the pieces of cardboard on the side doors to quiet the rattling of the doors. Photo by Don Roberts.

SP&S ALCO S-1 diesel locomotive Number 10 switcher with yard crew at Portland, Oregon on April 11, 1952.

View of the front end of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. This car was rebuilt by the Northern Pacific from SP&S coach Number 170 in 1939. Photo by Photo-Art Commercial Studio.

Interior view of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. Photo by Photo-Art Commercial Studio.

View of the parlor section of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. Photo by Photo-Art Commercial Studio.

View of the galley of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. Photo by Photo-Art Commercial Studio.

View of the rear end of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. Photo by Photo-Art Commercial Studio.

View of the dining section of Spokane, Portland and Seattle Cafe-Reserved Seat Coach Number 558 at Portland, Oregon in 1939. Photo by Photo-Art Commercial Studio.

Spokane, Portland and Seattle business car Number 99 (2nd) at Portland, Oregon. By this time the car had air conditioning ducts applied along the clerestory roof.

Spokane, Portland and Seattle business car Number 99 (2nd) at Portland, Oregon. By this time the car had air conditioning ducts applied along the clerestory roof.

Spokane, Portland and Seattle business car Number 99 (2nd) at Portland, Oregon in August 1943. This car was rebuilt by the SP&S from parlor car Number 572 in 1927.

Spokane, Portland and Seattle business car Number 99 (2nd) at Portland, Oregon in August 1943. This car was rebuilt by the SP&S from parlor car Number 572 in 1927.

Spokane, Portland and Seattle buffet-observation-parlor car number 557 at Portland, Oregon. Notice the drumhead for the boat trains connecting with the Great Northern Pacific Steamship Company at Flavel, Oregon.

Spokane, Portland and Seattle buffet-observation-parlor car number 556 at Portland, Oregon. Possibly the only wood passenger car to get the four stripe paint scheme.

Spokane, Portland and Seattle buffet-observation-parlor car number 556 at Portland, Oregon in May 1946.

Photograph is possibly of interior of one of the Spokane, Portland and Seattle observation cars purchased from Pullman in 1908 and numbered 550 or 551. Photo by Angelus Commercial Studio. From the Oregon Historical Society collection.