Railroad Archives Online
- FondsE0045 - Great Northern Railway Authority for Expenditure Collection
- Série003 - Great Northern Railway Company (U.S.)
- Sous-série002 - Authorization for Expenditure
- 82275 en plus...
- Pièce411452 - Great Northern Railway Authorization for Expenditure (AFE) 89892, Minot, North Dakota, 1957.
- Pièce411453 - Great Northern Railway Authorization for Expenditure (AFE) 89892, Minot, North Dakota, 1958.
- Pièce411454 - Great Northern Railway Authorization for Expenditure (AFE) 89892, Williston, North Dakota, 1958.
- Pièce411455 - Great Northern Railway Authorization for Expenditure (AFE) 89894, Breckenridge, Minnesota, 1958.
- Pièce411456 - Great Northern Railway Authorization for Expenditure (AFE) 89896, Superior, Wisconsin, 1958.
- Pièce411457 - Great Northern Railway Authorization for Expenditure (AFE) 89896, Allouez, Wisconsin, 1958.
- Pièce411458 - Great Northern Railway Authorization for Expenditure (AFE) 89924, Minneapolis, Minnesota, 1958.
- Pièce411459 - Great Northern Railway Authorization for Expenditure (AFE) 89948, 1958.
- Pièce411460 - Great Northern Railway Authorization for Expenditure (AFE) 89949, Marble, Minnesota, 1958.
- 28507 en plus...