Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3002 - Depots and Freighthouses
- 16 more...
- ItemJSBP4212 - Great Northern Railway Historical Society Blueprint Collection JSBP4212, Redwater Branch, 1930.
- ItemJSBP4362 - Great Northern Railway Historical Society Blueprint Collection JSBP4362, Seattle, Washington, 1916.
- ItemJSBP4500 - Great Northern Railway Historical Society Blueprint Collection JSBP4500, Seattle, Washington, 1937.
- ItemJSBP4546 - Great Northern Railway Historical Society Blueprint Collection JSBP4546, Seattle, Washington, 1943.
- ItemJSBP4547 - Great Northern Railway Historical Society Blueprint Collection JSBP4547, Seattle, Washington, 1943.
- ItemJSBP4555 - Great Northern Railway Historical Society Blueprint Collection JSBP4555, Seattle, Washington, 1945.
- ItemJSBP4556 - Great Northern Railway Historical Society Blueprint Collection JSBP4556, Seattle, Washington, 1945.
- ItemJSBP4558 - Great Northern Railway Historical Society Blueprint Collection JSBP4558, Seattle, Washington, 1945.
- ItemJSBP4559 - Great Northern Railway Historical Society Blueprint Collection JSBP4559, Seattle, Washington, 1945.
- 7 more...