Railroad Archives Online
- ФондыD0036 - George Werkema Collection
- 003 - Great Northern Railway Company (U.S.)
- 014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 006 - Cabooses (Railroads)
- 9 more...
- img208 - Great Northern Caboose X224 at Wenatchee, Washington, 1968
- img209 - Great Northern Caboose X258 at Wenatchee, Washington, 1968
- img212 - Great Northern Caboose X304 at South Bellingham, Washington, 1966
- img213 - Great Northern Caboose X304 at South Bellingham, Washington, 1966
- img216 - Great Northern Caboose X432, 1968
- img217 - Great Northern Caboose X432 at Hillyard, Washington, 1965
- img218 - Great Northern Caboose X443 at Rio Vista, California, 1991
- img219 - Great Northern Caboose X461 at Havre, Montana, 1972
- img220 - Great Northern Caboose X527 at Great Falls, Montana, 1974
- 5 more...