Railroad Archives Online
- FondE0477 - BNSF Maps, Drawings and Records Collection
- Sorozat003 - Great Northern Railway Company (U.S.)
- Alsorozat009 - Engineering Records
- 007 - Track
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- IratdarabEBP3663 - Great Northern Track Technical Drawing, 1900
- IratdarabEBP3664 - Great Northern Track Technical Drawing, 1907
- IratdarabEBP3719 - Great Northern Track Technical Drawing, 1906
- IratdarabEBP3720 - Great Northern Track Technical Drawing, 1902
- IratdarabEBP3721 - Great Northern Track Technical Drawing, 1902
- IratdarabEBP3722 - Great Northern Track Technical Drawing, 1902
- IratdarabEBP3764 - Spokane and Inland Empire Railway Technical Drawing, Spokane, Washington, undated
- IratdarabEBP3834 - Great Northern Technical Drawing, Saint Paul, Minnesota, 1908
- IratdarabEBP3835 - Great Northern Technical Drawing, Saint Paul, Minnesota, 1902
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