Railroad Archives Online
- FondsE0045 - Great Northern Railway Authority for Expenditure Collection
- Cyfres003 - Great Northern Railway Company (U.S.)
- Is-gyfres002 - Authorization for Expenditure
- 90877 mwy...
- Eitem423765 - Great Northern Railway Authorization for Expenditure (AFE) 12324, Milan, Washington, 1920.
- Eitem423766 - Great Northern Railway Authorization for Expenditure (AFE) 14142, Spokane, Washington, 1920.
- Eitem423767 - Great Northern Railway Authorization for Expenditure (AFE) 15235, Milan, Washington, 1920.
- Eitem423768 - Great Northern Railway Authorization for Expenditure (AFE) 15548, Milan, Washington, 1920.
- Eitem423769 - Great Northern Railway Authorization for Expenditure (AFE) 17194, 1921.
- Eitem423770 - Great Northern Railway Authorization for Expenditure (AFE) 17173, 1921.
- Eitem423771 - Great Northern Railway Authorization for Expenditure (AFE) 18756, Spokane, Washington, 1921.
- Eitem423772 - Great Northern Railway Authorization for Expenditure (AFE) 19067, Spokane, Washington, 1921.
- Eitem423773 - Great Northern Railway Authorization for Expenditure (AFE) 19856, Milan, Washington, 1922.
- 19905 mwy...