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 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.