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
- 151 more...
- ItemCNBk1img152 - Great Northern Railway 2515 at Spokane, Washington in 1968.
- ItemCNBk1img153 - Great Northern Railway 2522 at Havre, Washington in 1969.
- ItemCNBk1img154 - Great Northern Railway 2523 at Marias Pass, Montana in 1968.
- ItemCNBk1img155 - Great Northern Railway 2524 at Minneapolis Junction, Minnesota in 1969.
- ItemCNBk1img156 - Great Northern Railway 2524 at Minneapolis Junction, Minnesota in 1970.
- ItemCNBk1img157 - Great Northern Railway 2525 at Minneapolis Junction, Minnesota in 1969.
- ItemCNBk1img158 - Great Northern Railway 2526 at Minneapolis Junction, Minnesota in 1969.
- ItemCNBk1img159 - Great Northern Railway 2527 at Wenatchee, Washington
- ItemCNBk1img160 - Great Northern Railway 2527 at Wenatchee, Washington
- 652 more...