Great Northern Boxcar 12606 at Denver, Colorado, April 9, 1966. Other subject classes: Box car

Great Northern Boxcar 13112 at Denver, Colorado, September 15, 1982. Other subject classes: Box car

Great Northern Boxcar 13325 at Denver, Colorado, May 10, 1978. Other subject classes: Box car

Great Northern Boxcar 13332 at Denver, Colorado, February 14, 1965. Other subject classes: Box car

Great Northern Boxcar 13464 at Denver, Colorado, January 16, 1966. Other subject classes: Box car

Great Northern Boxcar 138006 at Denver, Colorado, December 8, 1982. Other subject classes: Box car

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