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
- 1005 more...
- ItemJSBP9671 - Great Northern Railway Historical Society Blueprint Collection JSBP9671, Washington, 1917.
- ItemJSBP9672 - Great Northern Railway Historical Society Blueprint Collection JSBP9672, Washington, 1917.
- ItemJSBP9673 - Great Northern Railway Historical Society Blueprint Collection JSBP9673, Washington, 1917.
- ItemJSBP9674 - Great Northern Railway Historical Society Blueprint Collection JSBP9674, Washington, 1917.
- ItemJSBP9675 - Great Northern Railway Historical Society Blueprint Collection JSBP9675, Washington, 1917.
- ItemJSBP9676 - Great Northern Railway Historical Society Blueprint Collection JSBP9676, Washington, 1917.
- ItemJSBP9707 - Great Northern Railway Historical Society Blueprint Collection JSBP9707, Washington, 1918.
- ItemJSBP9708 - Great Northern Railway Historical Society Blueprint Collection JSBP9708, Washington, 1918.
- ItemJSBP9712 - Great Northern Railway Historical Society Blueprint Collection JSBP9712, 1918.
- 36 more...