Railroad Archives Online
- FondsE0045 - Great Northern Railway Authority for Expenditure Collection
- Série003 - Great Northern Railway Company (U.S.)
- Sous-série002 - Authorization for Expenditure
- 102681 en plus...
- Pièce435678 - Great Northern Railway Authorization for Expenditure (AFE) 16757, Blackfoot, Montana, 1921.
- Pièce435679 - Great Northern Railway Authorization for Expenditure (AFE) 16774, Havre, Montana, 1921.
- Pièce435680 - Great Northern Railway Authorization for Expenditure (AFE) 16775, Laclede, Idaho, 1921.
- Pièce435681 - Great Northern Railway Authorization for Expenditure (AFE) 16775, Laclede, Idaho, 1921.
- Pièce435682 - Great Northern Railway Authorization for Expenditure (AFE) 16819, 1921.
- Pièce435683 - Great Northern Railway Authorization for Expenditure (AFE) 16820, 1921.
- Pièce435684 - Great Northern Railway Authorization for Expenditure (AFE) 16821, 1921.
- Pièce435685 - Great Northern Railway Authorization for Expenditure (AFE) 16822, 1921.
- Pièce435686 - Great Northern Railway Authorization for Expenditure (AFE) 16823, 1921.
- 8101 en plus...