Railroad Archives Online
- CollectionE0045 - Great Northern Railway Authority for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1002 - Authorization for Expenditure
- 14118 more...
- Item312621 - Great Northern Railway Authorization for Expenditure (AFE) 15254, Bray Mine, Minnesota, 1908.
- Item312622 - Great Northern Railway Authorization for Expenditure (AFE) 19863, Hawkins Mine, Minnesota, 1911.
- Item312623 - Great Northern Railway Authorization for Expenditure (AFE) 23376, Roberts Mine, Minnesota, 1913.
- Item312624 - Great Northern Railway Authorization for Expenditure (AFE) 18410, Hill Mine, Minnesota, 1910.
- Item312625 - Great Northern Railway Authorization for Expenditure (AFE) 51068, Alexandria Mine, Minnesota, 1936.
- Item312626 - Great Northern Railway Authorization for Expenditure (AFE) 26737, Bennett Mine, Minnesota, 1924.
- Item312627 - Great Northern Railway Authorization for Expenditure (AFE) 58599, Bennett Mine, Minnesota, 1940.
- Item312628 - Great Northern Railway Authorization for Expenditure (AFE) 24881, Billings Mine, Minnesota, 1923.
- Item312629 - Great Northern Railway Authorization for Expenditure (AFE) 68434, Billings Mine, Minnesota, 1944.
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