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
- 726 more...
- ItemCNBk3img051 - Great Northern Railway 509 at St. Paul, Minnesota in 1969.
- ItemCNBk3img052 - Great Northern Railway 510 at St. Paul, Minnesota in 1969.
- ItemCNBk3img053 - Great Northern Railway 510 at St. Paul, Minnesota in 1969.
- ItemCNBk3img054 - Great Northern Railway 511 at St. Paul, Minnesota in 1969.
- ItemCNBk3img055 - Great Northern Railway 512
- ItemCNBk3img056 - Great Northern Railway 512 at St. Paul, Minnesota in 1969.
- ItemCNBk3img057 - Great Northern Railway 412C at La Grange, Illinois in 1965.
- ItemCNBk3img058 - Great Northern Railway 424D at Berwin, Illinois in 1962.
- ItemCNBk3img059 - Great Northern Railway 403A in 1959.
- 77 more...