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
- 60 more...
- 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.
- ItemJSBP0838 - Great Northern Railway Historical Society Blueprint Collection JSBP0838, Cascade Division, 1919.
- ItemJSBP0840 - Great Northern Railway Historical Society Blueprint Collection JSBP0840, Cascade Division, undated.
- ItemJSBP0849 - Great Northern Railway Historical Society Blueprint Collection JSBP0849, Cashmere, Washington, 1910.
- 345 more...