Railroad Archives Online
- CollectionE0479 - Great Northern Railway Public Relations Photos
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 21 - Railroads--Equipment and Supplies
- Subseries Level 33 - Freight Cars
- 7 more...
- ItemPR.IND.45 - Great Northern Freight Car 36990, undated
- ItemPR.IND.48 - Great Northern Freight Cars at Wolf Point, Montana, undated
- ItemPR.IND.6 - Great Northern Freight Car at Conkelley, Montana, undated
- ItemPR.IND.38 - Great Northern Freight Car at Hillyard, Washington, undated
- ItemPR.IND.39 - Great Northern Freight Car 171107 at Monroe, Washington, undated
- ItemPR.IND.17 - Great Northern Freight Cars at Appleyard, Washington, undated