Great Northern Boxcar 138044 at Denver, Colorado, July 22, 1985. Other subject classes: Box car

Great Northern Boxcar 138157 at Denver, Colorado, February 24, 1990. Other subject classes: Box car

Great Northern Boxcar 138462 at Denver, Colorado, September 3, 1967. Other subject classes: Box car

Great Northern Boxcar 138510 at Denver, Colorado, April 14, 1990. Other subject classes: Box car

Great Northern Boxcar 138664 at Denver, Colorado, December 25, 1989. Other subject classes: Box car

Great Northern Boxcar 14218 at Denver, Colorado, July 1967. Other subject classes: Box car

Great Northern Boxcar 17657 at Denver, Colorado, April 10, 1965. Other subject classes: Box car

Great Northern Boxcar 18670 at Denver, Colorado, April 8, 1967. Other subject classes: Box car

Great Northern Boxcar 19015 at Denver, Colorado, February 14, 1965. Other subject classes: Box car

Great Northern Boxcar 19164 at Denver, Colorado, February 14, 1965. Other subject classes: Box car