Railroad Archives Online
- CollectionE0045 - Great Northern Railway Authority for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1002 - Authorization for Expenditure
- 3643 more...
- Item301797 - Great Northern Railway Authorization for Expenditure (AFE) 78208, 1949.
- Item301798 - Great Northern Railway Authorization for Expenditure (AFE) 78195, Calumet, Minnesota, 1949.
- Item301799 - Great Northern Railway Authorization for Expenditure (AFE) 78816, Hill Annex Mine, Minnesota, 1949.
- Item301800 - Great Northern Railway Authorization for Expenditure (AFE) 500365, Calumet, Minnesota, 1953.
- Item301801 - Great Northern Railway Authorization for Expenditure (AFE) 82265, Calumet, Minnesota, 1952.
- Item301802 - Great Northern Railway Authorization for Expenditure (AFE) 89446, Hill Annex Mine, Minnesota, 1959.
- Item301803 - Great Northern Railway Authorization for Expenditure (AFE) 89446, Majorca Mine, Minnesota, 1959.
- Item301804 - Great Northern Railway Authorization for Expenditure (AFE) 90933, Hill Annex Mine, Minnesota, 1959.
- Item301805 - Great Northern Railway Authorization for Expenditure (AFE) 91042, Majorca Mine, Minnesota, 1959.
- 107139 more...