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
- 230 more...
- ItemWWAGD-52-256 - Great Northern Diesel Locomotive 369C, undated
- ItemWWAGD-52-257 - Great Northern Diesel Locomotive 370C, 1967
- ItemWWAGD-52-258 - Great Northern Diesel Locomotive 371B at Saint Paul, Minnesota, 1967
- ItemWWAGD-52-259 - Great Northern Diesel Locomotive 371B, undated
- ItemWWAGD-52-260 - Great Northern Diesel Locomotive 373B at Saint Paul, Minnesota, 1967
- ItemWWAGD-52-261 - Great Northern Diesel Locomotive 400 at Wenatchee, Washington, 1969
- ItemWWAGD-52-262 - Great Northern Diesel Locomotive 400 at Mc Cook, Illinois, undated
- ItemWWAGD-52-263 - Great Northern Diesel Locomotive 400 at Mc Cook, Illinois, undated
- ItemWWAGD-52-264 - Great Northern Diesel Locomotive 400 at Duluth, Minnesota, undated
- 170 more...