Railroad Archives Online
- CollectionE0045 - Great Northern Railway Authority for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1002 - Authorization for Expenditure
- 32414 more...
- Item330917 - Great Northern Railway Authorization for Expenditure (AFE), Rock Lake, North Dakota, 1923.
- Item330918 - Great Northern Railway Authorization for Expenditure (AFE) 77, Rock Lake, North Dakota, 1925.
- Item330919 - Great Northern Railway Authorization for Expenditure (AFE) 108, Rock Lake, North Dakota, 1928.
- Item330920 - Great Northern Railway Authorization for Expenditure (AFE) 133, Rock Lake, North Dakota, 1930.
- Item330921 - Great Northern Railway Authorization for Expenditure (AFE) 133, Olmstead, North Dakota, 1930.
- Item330922 - Great Northern Railway Authorization for Expenditure (AFE) 139, Rock Lake, North Dakota, 1930.
- Item330923 - Great Northern Railway Authorization for Expenditure (AFE) 169, Rock Lake, North Dakota, 1934.
- Item330924 - Great Northern Railway Authorization for Expenditure (AFE) 175, Rock Lake, North Dakota, 1935.
- Item330925 - Great Northern Railway Authorization for Expenditure (AFE) 184, Rock Lake, North Dakota, 1936.
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