Great Northern Railway Caboose X-92 in Big Sky Blue color scheme at Wenatchee Washington in 1970. Other subject classes: Caboose

Great Northern Railway Caboose X-60 at Wenatchee, Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-58 at Wenatchee, Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-56 at Wenatchee, Washington in 1972. Other subject classes: Caboose

Great Northern Railway Caboose X-260 at Wenatchee, Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-249, Ambroid type caboose; mainly end view detail photo. Other subject classes: Caboose

Great Northern Railway Caboose X-249 at Wenatchee, Washington in 1970. Other subject classes: Caboose

Great Northern Railway Caboose X-24 in red color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-24 in red color scheme at Wenatchee Washington in 1970. Other subject classes: Caboose

Great Northern Railway Caboose X180 at Seattle, Washington. Other subject classes: Caboose, Scale Test Car