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 3003 - Freight Cars
- 224 more...
- ItemCNBk4img393 - Great Northern Railway Box car 44320, at Vancouver, Washington in 1973.
- ItemCNBk4img394 - Great Northern Railway Box car 44716.
- ItemCNBk4img395 - Great Northern Railway Box car 45468, at Pasco, Washington in 1972.
- ItemCNBk4img396 - Great Northern Railway Box car 46755.
- ItemCNBk4img397 - Great Northern Railway Box car 319146, at Wenatchee, Washington in 1970.