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 3007 - Track
- 57 more...
- ItemJSBP0827 - Great Northern Railway Historical Society Blueprint Collection JSBP0827, Cascade Division, 1916.
- ItemJSBP0828 - Great Northern Railway Historical Society Blueprint Collection JSBP0828, Cascade Division, 1917.
- ItemJSBP0829 - Great Northern Railway Historical Society Blueprint Collection JSBP0829, Cascade Division, 1917.
- ItemJSBP0830 - Great Northern Railway Historical Society Blueprint Collection JSBP0830, Cascade Division, 1917.
- ItemJSBP0831 - Great Northern Railway Historical Society Blueprint Collection JSBP0831, Cascade Division, 1917.
- ItemJSBP0832 - Great Northern Railway Historical Society Blueprint Collection JSBP0832, Cascade Division, 1917.
- ItemJSBP0833 - Great Northern Railway Historical Society Blueprint Collection JSBP0833, Cascade Division, 1917.
- ItemJSBP0836 - Great Northern Railway Historical Society Blueprint Collection JSBP0836, Cascade Division, 1919.
- ItemJSBP0837 - Great Northern Railway Historical Society Blueprint Collection JSBP0837, Cascade Division, 1919.
- 348 more...