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
- 401 more...
- ItemWWAGD-52-470 - Great Northern Diesel Locomotive 3021, undated
- ItemWWAGD-52-471 - Great Northern Diesel Locomotive 3024, undated
- ItemWWAGD-52-472 - Great Northern Diesel Locomotive 3028 at Cashmere, Washington, undated
- ItemWWAGD-52-473 - Great Northern Diesel Locomotive 3032, undated
- ItemWWAGD-52-474 - Great Northern Diesel Locomotive 3033, undated
- ItemWWAGD-52-475 - Great Northern Diesel Locomotive 3037, undated
- ItemWWAGD-52-240 - Great Northern Diesel Locomotive 361C, undated
- ItemWWAGD-52-271 - Great Northern Diesel Locomotive 400 at Mc Cook, Illinois, undated
- ItemWWASPSL3-095 - Great Northern Diesel Locomotive Number 5 at Portland, Oregon, undated
- 7 more...