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 3001 - Bridges
- 1029 more...
- ItemJSBP10580 - Great Northern Railway Historical Society Blueprint Collection JSBP10580, Washington, undated.
- ItemJSBP10593 - Great Northern Railway Historical Society Blueprint Collection JSBP10593, Minnesota, undated.
- ItemJSBP10594 - Great Northern Railway Historical Society Blueprint Collection JSBP10594, Minnesota, undated.
- ItemJSBP10595 - Great Northern Railway Historical Society Blueprint Collection JSBP10595, Minnesota, undated.
- ItemJSBP10596 - Great Northern Railway Historical Society Blueprint Collection JSBP10596, Minnesota, undated.
- ItemJSBP10597 - Great Northern Railway Historical Society Blueprint Collection JSBP10597, Minnesota, undated.
- ItemJSBP10601 - Great Northern Railway Historical Society Blueprint Collection JSBP10601, Montana, undated.
- ItemJSBP10602 - Great Northern Railway Historical Society Blueprint Collection JSBP10602, Montana, undated.
- ItemJSBP10603 - Great Northern Railway Historical Society Blueprint Collection JSBP10603, Montana, undated.
- 12 more...