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
- 394 more...
- ItemCNBk1img446 - Great Northern Railway 420 at Spokane, Washington in 1969.
- ItemCNBk1img447 - Great Northern Railway 421 at Havre, Montana in 1969.
- ItemCNBk1img448 - Great Northern Railway 421 at Minneapolis, Minnesota in 1970.
- ItemCNBk1img449 - Great Northern Railway 422 at Wenatchee, Washington in 1970.
- ItemCNBk1img450 - Great Northern Railway 424 at Cashmere, Washington in 1969.
- ItemCNBk1img451 - Great Northern Railway 425 at Havre, Montana in 1969.
- ItemCNBk1img452 - Great Northern Railway 426 at Wenatchee, Washington in 1969.
- ItemCNBk1img453 - Great Northern Railway 426 at Havre, Montana in 1969.
- ItemCNBk1img454 - Great Northern Railway 427 at Minneapolis Junction, Minnesota in 1969.
- 409 more...