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
- 376 more...
- ItemWWAGD-52-432 - Great Northern Diesel Locomotive 914, undated
- ItemWWAGD-52-433 - Great Northern Diesel Locomotive 2010, 1967
- ItemWWAGD-52-434 - Great Northern Diesel Locomotive 2012, undated
- ItemWWAGD-52-435 - Great Northern Diesel Locomotive 2014, 1969
- ItemWWAGD-52-436 - Great Northern Diesel Locomotive 2020 at Chicago, Illinois, 1970
- ItemWWAGD-52-437 - Great Northern Diesel Locomotive 2031, 1968
- ItemWWAGD-52-450 - Great Northern Diesel Locomotive 2510, 1967
- ItemWWAGD-52-451 - Great Northern Diesel Locomotive 2519, 1967
- ItemWWAGD-52-452 - Great Northern Diesel Locomotive 2521, undated
- 32 more...