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)
- 43 more...
- ItemCNBk3img158 - Great Northern Railway Caboose X-56 at Wenatchee, Washington in 1972.
- ItemCNBk3img184 - Great Northern Railway Caboose X-113 in Big Sky Blue color scheme at Wenatchee Washington in 1972.
- ItemCNBk3img223 - Great Northern Railway Caboose X-235 at Cut Bank, Montana in 1972.
- ItemCNBk3img270 - Great Northern Railway Caboose X461 at Havre, Montana in 1972.
- ItemCNBk3img258 - Great Northern Railway Caboose X186.
- ItemCNBk3img265 - Great Northern Railway Caboose X322 at Minneapolis, Minnesota in 1973.
- ItemCNBk3img266 - Great Northern Railway Caboose X322 at Minneapolis, Minnesota in 1973.
- ItemCNBk3img275 - Great Northern Railway Caboose X527 at Great Falls Montana in 1974.
- ItemCNBk3img136 - Great Northern Railway Caboose X-12 in 1983.
- 94 more...