Railroad Archives Online
- FondsE0045 - Great Northern Railway Authority for Expenditure Collection
- Cyfres003 - Great Northern Railway Company (U.S.)
- Is-gyfres002 - Authorization for Expenditure
- 102538 mwy...
- Eitem435535 - Great Northern Railway Authorization for Expenditure (AFE) 15956, 1920.
- Eitem435536 - Great Northern Railway Authorization for Expenditure (AFE) 15959, 1920.
- Eitem435537 - Great Northern Railway Authorization for Expenditure (AFE) 15968, Midway, British Columbia, 1920.
- Eitem435538 - Great Northern Railway Authorization for Expenditure (AFE) 15984, Pateros, Washington, 1920.
- Eitem435539 - Great Northern Railway Authorization for Expenditure (AFE) 15989, 1920.
- Eitem435540 - Great Northern Railway Authorization for Expenditure (AFE) 15997, Seattle, Washington, 1920.
- Eitem435541 - Great Northern Railway Authorization for Expenditure (AFE) 16001, Great Falls, Montana, 1920.
- Eitem435542 - Great Northern Railway Authorization for Expenditure (AFE) 16005, 1920.
- Eitem435543 - Great Northern Railway Authorization for Expenditure (AFE) 16006, Lake District, , 1920.
- 8244 mwy...