Railroad Archives Online
- CollectionD0255 - Casey Adams Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 26 more...
- ItemCRAGND216 - Great Northern Diesel Locomotive 101 in North Dakota, 1946
- ItemCRAGND217 - Great Northern Diesel Locomotive 178 in North Dakota, 1946
- ItemCRAGND218 - Great Northern Diesel Locomotive 179 in North Dakota, 1946
- ItemCRAGND219 - Great Northern Diesel Locomotive 229 in New York, 1993
- ItemCRAGND220 - Great Northern Diesel Locomotive 5101, 1938
- ItemCRAGND221 - Great Northern Diesel Locomotive 191 in North Dakota, 1954
- ItemAdams GN - 001 R - Great Northern Diesel Locomotive 5105 at Minneapolis, Minnesota in 1942
- ItemAdams GN - 002 R - Great Northern Diesel Locomotive 5300 at Minot, North Dakota in 1940
- ItemAdams GN - 003 R - Great Northern Diesel Locomotive 5300 at Minot, North Dakota in 1940
- 56 more...