Interior view of Spokane, Portland and Seattle buffet-observation-parlor cars numbered 554 to 557 and built in 1912. Photo by Barney and Smith Car Company. From the Oregon Historical Society collection.

Interior view of Spokane, Portland and Seattle buffet-observation-parlor cars numbered 554 to 557 and built in 1912. Photo by Barney and Smith Car Company. From the Oregon Historical Society collection.

Interior view of Spokane, Portland and Seattle buffet-observation-parlor cars numbered 554 to 557 and built in 1912. Photo by Barney and Smith Car Company. From the Oregon Historical Society collection.

Spokane, Portland and Seattle buffet-observation-parlor car number 556 at the Barney and Smith Car Company plant at Dayton, Ohio in 1912. From the Oregon Historical Society collection.

Spokane, Portland and Seattle buffet-observation-parlor car number 557 at Dayton, Ohio in 1912. This was photographed at the Barney & Smith Car Company plant. From the Oregon Historical Society collection.