Railroad Archives Online
- D0036 - George Werkema Collection
- Ro`yxat003 - Great Northern Railway Company (U.S.)
- Ro`yxat-osti014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 003 - Freight Cars
- 163 more...
- img578 - Great Northern Boxcar 36822 at Denver, Colorado, 1965
- img579 - Great Northern Boxcar 36806 at Albuquerque, New Mexico, 1980
- img580 - Great Northern Boxcar 36835 at Albuquerque, New Mexico, 1980
- img581 - Great Northern Boxcar 36864 at Boulder, Colorado, 1978
- img582 - Great Northern Boxcar 36870, undated
- img583 - Great Northern Boxcar 36919 at Denver, Colorado, 1965
- img584 - Great Northern Boxcar 36922 at Albuquerque, New Mexico, 1978
- img585 - Great Northern Boxcar 36931 at Denver, Colorado, 1966
- img586 - Great Northern Boxcar 137030 at Albuquerque, New Mexico, 1978
- 347 more...