Railroad Archives Online
- FondoE0298 - Cordell Newby Photograph Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Sottoserie014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 006 - Cabooses (Railroads)
- 139 in più...
- Unità documentariaCNBk3img262 - Great Northern Railway Caboose X-639.
- Unità documentariaCNBk3img263 - Great Northern Railway Caboose X-639.
- Unità documentariaCNBk3img268 - Great Northern Railway Caboose X320.
- Unità documentariaCNBk3img271 - Great Northern Railway Caboose X639.
- Unità documentariaCNBk3img272 - Great Northern Railway Caboose X628.
- Unità documentariaCNBk3img276 - Great Northern Railway Caboose X320.
- Unità documentariaCNBk3img264 - Great Northern Railway Caboose X180 at Seattle, Washington.