Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3009 - Railroads - electrification drawings
- 82 more...
- ItemJSBP10587 - Great Northern Railway Historical Society Blueprint Collection JSBP10587, Washington, undated.
- ItemJSBP10590 - Great Northern Railway Historical Society Blueprint Collection JSBP10590, Washington, undated.
- ItemJSBP10591 - Great Northern Railway Historical Society Blueprint Collection JSBP10591, Washington, undated.
- ItemJSBP10654 - Great Northern Railway Historical Society Blueprint Collection JSBP10654, undated.
- ItemJSBP10655 - Great Northern Railway Historical Society Blueprint Collection JSBP10655, undated.
- ItemJSBP10656 - Great Northern Railway Historical Society Blueprint Collection JSBP10656, undated.
- ItemJSBP10657 - Great Northern Railway Historical Society Blueprint Collection JSBP10657, undated.