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
- 5 more...
- ItemCRAGND006 - Great Northern Diesel Locomotive GP7 602, undated
- ItemCRAGND007 - Great Northern Diesel Locomotives F-3's Pulling a Passenger Train, undated
- ItemCRAGND008 - Great Northern Diesel Locomotives FT's Pulling a Freight, undated
- ItemCRAGND009 - Great Northern Diesel Locomotives Pulling a Passenger Train at Minot, North Dakota, 1948
- ItemCRAGND010 - Great Northern Diesel Locomotives Pulling a Passenger Train at Des Lacs, North Dakota, 1947
- ItemCRAGND200 - Great Northern Diesel Locomotive 2503 at Minot, North Dakota in 1964
- ItemCRAGND201 - Great Northern Diesel Locomotive 551 at Minot, North Dakota in 1957
- ItemCRAGND202 - Great Northern Diesel Locomotive 3020at Minot, North Dakota in 1964
- ItemCRAGND203 - Great Northern Diesel Locomotive 358A at Minot, North Dakota in 1961
- 77 more...