Railroad Archives Online
- CollectionE0045 - Great Northern Railway Authority for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1002 - Authorization for Expenditure
- 12314 more...
- Item310818 - Great Northern Railway Authorization for Expenditure (AFE) 77446, Mahoning Mine, Minnesota, 1948.
- Item310819 - Great Northern Railway Authorization for Expenditure (AFE) 78305, Mahoning Mine, Minnesota, 1949.
- Item310820 - Great Northern Railway Authorization for Expenditure (AFE) 19176, Mahoning Mine Spur, Minnesota, 1921.
- Item310821 - Great Northern Railway Authorization for Expenditure (AFE) 27165, Mahoning Mine Spur, Minnesota, 1924.
- Item310822 - Great Northern Railway Authorization for Expenditure (AFE) 34970, Mahoning Mine Spur, Minnesota, 1927.
- Item310823 - Great Northern Railway Authorization for Expenditure (AFE) 53127, Mahoning Mine, Minnesota, 1937.
- Item310824 - Great Northern Railway Authorization for Expenditure (AFE) 7422, Majorca Mine, Minnesota, 1918.
- Item310825 - Great Northern Railway Authorization for Expenditure (AFE) 6453, Majorca Mine, Minnesota, 1917.
- Item310826 - Great Northern Railway Authorization for Expenditure (AFE) 11639, Majorca Mine, Minnesota, 1919.
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