Railroad Archives Online
- FondE0477 - BNSF Maps, Drawings and Records Collection
- Sorozat003 - Great Northern Railway Company (U.S.)
- Alsorozat009 - Engineering Records
- 009 - Rairoads - Electrification
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- IratdarabEBP2554 - Great Northern Technical Drawing, Mast Arm, Washington, 1928
- IratdarabEBP2826 - Great Northern Technical Drawing, Monitor, Washington, 1928
- IratdarabEBP2827 - Great Northern Technical Drawing, Monitor, Washington, 1928
- IratdarabEBP2938 - Great Northern Technical Drawing, Leavenworth, Washington, 1928
- IratdarabEBP3142 - Great Northern Technical Drawing, Peshastin, Washington, 1928
- IratdarabEBP3481 - Great Northern Technical Drawing, Scenic, Washington, 1928
- IratdarabEBP3483 - Great Northern Technical Drawing, Scenic, Washington, 1929
- IratdarabEBP3484 - Great Northern Technical Drawing, Scenic, Washington, 1929
- IratdarabEBP3485 - Great Northern Technical Drawing, Scenic, Washington, 1929
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