Great Northern Railway Caboose X-523 at Everett Washington in 1968. Other subject classes: Caboose

Great Northern Railway Caboose X-201 in red color scheme at Everett Washington in 1969. Other subject classes: Caboose

Burlington Northern Caboose 12564 at Everett, Washington on June 11, 1991. Photo by George Bergson.

Burlington Northern Caboose 12563 at Everett, Washington on June 11, 1991. Photo by George Bergson.

Burlington Northern Caboose 12553 at Everett, Washington on June 11, 1991. Photo by George Bergson.

Burlington Northern Caboose 12544 at Everett, Washington on June 11, 1991. Photo by George Bergson.

Burlington Northern Caboose 12529 at Everett, Washington on July 17, 1995. Photo by George Bergson.

Burlington Northern Caboose 12514 at Everett, Washington on October 17, 1996. Photo by George Bergson.

Burlington Northern Caboose 12507 at Everett, Washington on July 17, 1995. Photo by George Bergson.

Burlington Northern Caboose 12094 at Everett, Washington on July 17, 1995. Photo by George Bergson.