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
- ItemPR.FRT.22 - Great Northern Freight Cars, undated
- ItemPR.FRT.25 - Great Northern Bridge at Spokane, Washington, undated
- ItemPR.FRT.44 - Great Northern Freight Cars 44424, circa 1968
- ItemPR.FRT.49 - Great Northern Freight Cars, undated
- ItemPR.IND.20 - Great Northern Freight Car 171345, undated
- ItemPR.IND.26 - Great Northern Freight Cars at Portland, Oregon, circa 1968
- ItemPR.IND.32 - Great Northern Freight Car at Northgate, North Dakota, 1968
- ItemPR.IND.45 - Great Northern Freight Car 36990, undated
- ItemPR.IND.48 - Great Northern Freight Cars at Wolf Point, Montana, undated
- 4 more...