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
- 360 more...
- ItemWWAGD-52-413 - Great Northern Diesel Locomotive 705, undated
- ItemWWAGD-52-415 - Great Northern Diesel Locomotive 707, undated
- ItemWWAGD-52-416 - Great Northern Diesel Locomotive 708, 1966
- ItemWWAGD-52-417 - Great Northern Diesel Locomotive 711, undated
- ItemWWAGD-52-418 - Great Northern Diesel Locomotive 713, 1970
- ItemWWAGD-52-419 - Great Northern Diesel Locomotive 716, undated
- ItemWWAGD-52-420 - Great Northern Diesel Locomotive 721 at Seattle, Washington, 1961
- ItemWWAGD-52-421 - Great Northern Diesel Locomotive 723 at Monroe, Washington, 1968
- ItemWWAGD-52-424 - Great Northern Diesel Locomotive 724, undated
- 48 more...