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
- 169 more...
- ItemWWAGD-52-183 - Great Northern Diesel Locomotive 314A at Superior, Wisconsin, 1965
- ItemWWAGD-52-184 - Great Northern Diesel Locomotive 314C at Superior, Wisconsin, 1969
- ItemWWAGD-52-185 - Great Northern Diesel Locomotive 315C, undated
- ItemWWAGD-52-186 - Great Northern Diesel Locomotive 314C at Superior, Wisconsin, 1969
- ItemWWAGD-52-187 - Great Northern Diesel Locomotive 316A, undated
- ItemWWAGD-52-188 - Great Northern Diesel Locomotive 316A, undated
- ItemWWAGD-52-189 - Great Northern Diesel Locomotive 316C at Superior, Wisconsin, 1969
- ItemWWAGD-52-190 - Great Northern Diesel Locomotive 316C at Superior, Wisconsin, 1969
- ItemWWAGD-52-191 - Great Northern Diesel Locomotive 316A at Minneapolis, Minnesota, undated
- 231 more...