Railroad Archives Online
- FondsE0045 - Great Northern Railway Authority for Expenditure Collection
- Série003 - Great Northern Railway Company (U.S.)
- Sous-série002 - Authorization for Expenditure
- 68218 en plus...
- Pièce397394 - Great Northern Railway Authorization for Expenditure (AFE) 41851, Georgetown, Minnesota, 1929.
- Pièce397395 - Great Northern Railway Authorization for Expenditure (AFE) 33913, Grand Forks, North Dakota, 1927.
- Pièce397396 - Great Northern Railway Authorization for Expenditure (AFE) 33932, Devils Lake, North Dakota, 1927.
- Pièce397397 - Great Northern Railway Authorization for Expenditure (AFE) 16409, 1921.
- Pièce397398 - Great Northern Railway Authorization for Expenditure (AFE) 16410, 1921.
- Pièce397399 - Great Northern Railway Authorization for Expenditure (AFE) 16411, 1921.
- Pièce397400 - Great Northern Railway Authorization for Expenditure (AFE) 16412, 1921.
- Pièce397401 - Great Northern Railway Authorization for Expenditure (AFE) 16413, 1921.
- Pièce397402 - Great Northern Railway Authorization for Expenditure (AFE) 16414, 1921.
- 42564 en plus...