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 3004 - Maintenance of Way support
- 371 more...
- ItemJSBP10507 - Great Northern Railway Historical Society Blueprint Collection JSBP10507, 1954.
- ItemJSBP10646 - Great Northern Railway Historical Society Blueprint Collection JSBP10646, undated.
- ItemJSBP10653 - Great Northern Railway Historical Society Blueprint Collection JSBP10653, undated.
- ItemJSBP10658 - Great Northern Railway Historical Society Blueprint Collection JSBP10658, undated.
- ItemJSBP10742 - Great Northern Railway Historical Society Blueprint Collection JSBP10742, undated.