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 3002 - Diesel Locomotives
- 318 more...
- ItemCNBk1img370 - Great Northern Railway 668 at Minot, North Dakota in 1969.
- ItemCNBk1img371 - Great Northern Railway 668 at Williston, North Dakota in 1969.
- ItemCNBk1img372 - Great Northern Railway 670 at Wenatchee, Washington in 1970.
- ItemCNBk1img373 - Great Northern Railway 670 at Wenatchee, Washington in 1970.
- ItemCNBk1img374 - Great Northern Railway 671 at Minneapolis, Minnesota in 1969.
- ItemCNBk1img375 - Great Northern Railway 672 at Seattle Yard, Washington in 1969.
- ItemCNBk1img376 - Great Northern Railway 672
- ItemCNBk1img377 - Great Northern Railway 672
- ItemCNBk1img378 - Great Northern Railway 673 at Burlington, Washington in 1968.
- 485 more...