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 3009 - Railroads - electrification drawings
- 8 more...
- ItemJSBP4904 - Great Northern Railway Historical Society Blueprint Collection JSBP4904, Skykomish, Washington, 1926.
- ItemJSBP4905 - Great Northern Railway Historical Society Blueprint Collection JSBP4905, Skykomish, Washington, 1926.
- ItemJSBP4906 - Great Northern Railway Historical Society Blueprint Collection JSBP4906, Skykomish, Washington, 1926.
- ItemJSBP4907 - Great Northern Railway Historical Society Blueprint Collection JSBP4907, Skykomish, Washington, 1926.
- ItemJSBP4908 - Great Northern Railway Historical Society Blueprint Collection JSBP4908, Skykomish, Washington, 1926.
- ItemJSBP4909 - Great Northern Railway Historical Society Blueprint Collection JSBP4909, Skykomish, Washington, 1926.
- ItemJSBP4910 - Great Northern Railway Historical Society Blueprint Collection JSBP4910, Skykomish, Washington, 1926.
- ItemJSBP4911 - Great Northern Railway Historical Society Blueprint Collection JSBP4911, Skykomish, Washington, undated.
- ItemJSBP4912 - Great Northern Railway Historical Society Blueprint Collection JSBP4912, Skykomish, Washington, undated.
- 72 more...