Railroad Archives Online
- FondsE0477 - BNSF Maps, Drawings and Records Collection
- Série003 - Great Northern Railway Company (U.S.)
- Sous-série011 - Account books
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- PièceEBP4136 - Lake Superior Terminal and Transportation Ledger, Superior, Wisconsin, 1927
- PièceEBP4158 - Burlington Northern Accounting Forms, 1974
- PièceEBP4159 - Burlington Northern Accounting Ledger, 1988
- PièceEBP4160 - Burlington Northern Accounting Ledger, 1982
- PièceEBP4161 - Burlington Northern Operations Document, 1978
- PièceEBP4162 - Burlington Northern Accounting Ledger, 1985
- PièceEBP4163 - Burlington Northern Accounting Ledger, 1988
- PièceEBP4164 - Burlington Northern Equipment Record, 1977
- PièceEBP4165 - Burlington Northern Equipment Record, 1982
- 35 en plus...