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
- 522 more...
- ItemJSBP3266 - Great Northern Railway Historical Society Blueprint Collection JSBP3266, Merrill, Iowa, 1940.
- ItemJSBP3267 - Great Northern Railway Historical Society Blueprint Collection JSBP3267, Merritt, Washington, 1939.
- ItemJSBP3268 - Great Northern Railway Historical Society Blueprint Collection JSBP3268, Merritt, Washington, 1940.
- ItemJSBP3269 - Great Northern Railway Historical Society Blueprint Collection JSBP3269, Merritt, Washington, 1940.
- ItemJSBP3271 - Great Northern Railway Historical Society Blueprint Collection JSBP3271, Mesabi Division, undated.
- ItemJSBP3272 - Great Northern Railway Historical Society Blueprint Collection JSBP3272, Mesabi Division, undated.
- ItemJSBP3279 - Great Northern Railway Historical Society Blueprint Collection JSBP3279, Milaca, Minnesota, 1940.
- ItemJSBP3280 - Great Northern Railway Historical Society Blueprint Collection JSBP3280, Milaca, Minnesota, undated.
- ItemJSBP3281 - Great Northern Railway Historical Society Blueprint Collection JSBP3281, Milaca, Minnesota, undated.
- 519 more...