Great Northern Covered Hopper Car 172691 at Denver, Colorado, June 1971, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 172632 at Denver, Colorado, April 14, 1990, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 171773 at Denver, Colorado, June 25, 1989, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 171721 at Denver, Colorado, January 28, 1990, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 171613 at Denver, Colorado, April 8, 1967, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 171263 at Denver, Colorado, June 23, 1972, Association of American Railroads Class LO. Other subject classes: Covered hopper car

Great Northern Covered Hopper Car 171038 at Denver, Colorado, April 14, 1990, Association of American Railroads Class LO, cylindrical. Other subject classes: Covered hopper car

Great Northern Boxcar 6589 at Denver, Colorado, May 22, 1979. Other subject classes: Box car

Great Northern Boxcar 5800 at Denver, Colorado, May 22, 1979. Other subject classes: Box car

Great Northern Boxcar 51838 at Denver, Colorado, January 16, 1966, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 22, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 22, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 22, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 24, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 22, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50561 at Denver, Colorado, February 22, 1964, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 50545 at Denver, Colorado, April 10, 1965, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 48820 at Denver, Colorado, April 10, 1965, double wood sided 40 foot boxcar. Other subject classes: Box car

Great Northern Boxcar 4121 at Denver, Colorado, April 1967. Other subject classes: Box car

Great Northern Boxcar 40176 at Denver, Colorado, April 9, 1966. Other subject classes: Box car

Great Northern Boxcar 39805 at Denver, Colorado, May 10, 1978. Other subject classes: Box car

Great Northern Boxcar 39672 at Denver, Colorado, May 10, 1978. Other subject classes: Box car

Great Northern Boxcar 39515 at Denver, Colorado, February 27, 1966. Other subject classes: Box car

Great Northern Boxcar 39509 at Denver, Colorado, April 10, 1965. Other subject classes: Box car

Great Northern Boxcar 38233 at Denver, Colorado, July 10, 1984. Other subject classes: Box car

Great Northern Boxcar 38040 at Denver, Colorado, September 15, 1982. Other subject classes: Box car

Great Northern Boxcar 37786 at Denver, Colorado, March 23, 1981. Other subject classes: Box car

Great Northern Boxcar 37515 at Denver, Colorado, April 10, 1965. Other subject classes: Box car

Great Northern Boxcar 37304 at Denver, Colorado, August 29, 1980. Other subject classes: Box car