Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 330 more...
- ItemWWAGD-52-379 - Great Northern Diesel Locomotive 587, 1968
- ItemWWAGD-52-380 - Great Northern Diesel Locomotive 588 at Superior, Wisconsin, 1969
- ItemWWAGD-52-381 - Great Northern Diesel Locomotive 589 at Spokane, Washington, 1970
- ItemWWAGD-52-382 - Great Northern Diesel Locomotive 590, undated
- ItemWWAGD-52-383 - Great Northern Diesel Locomotive 598 at Klamath Falls, Oregon, 1964
- ItemWWAGD-52-384 - Great Northern Diesel Locomotive 598, 1967
- ItemWWAGD-52-385 - Great Northern Diesel Locomotive 729, undated
- ItemWWAGD-52-386 - Great Northern Diesel Locomotive 601 at Edmonds, Washington, 1990
- ItemWWAGD-52-387 - Great Northern Diesel Locomotive 605, undated
- 78 more...