Railroad Archives Online
- CollectionE0298 - Cordell Newby Photograph Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3006 - Cabooses (Railroads)
- 99 more...
- ItemCNBk3img207 - Great Northern Railway Caboose X214.
- ItemCNBk3img209 - Great Northern Railway Caboose X-217.
- ItemCNBk3img210 - Great Northern Railway Caboose X-218 at Sioux Falls, South Dakota.
- ItemCNBk3img211 - Great Northern Railway Caboose X-220.
- ItemCNBk3img213 - Great Northern Railway Caboose X-222.
- ItemCNBk3img214 - Great Northern Railway Caboose X-224.
- ItemCNBk3img216 - Great Northern Railway Caboose X-224.
- ItemCNBk3img217 - Great Northern Railway Caboose X-224.
- ItemCNBk3img220 - Great Northern Railway Caboose X-233.
- 38 more...