Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 145 more...
- ItemJSBP4407 - Great Northern Railway Historical Society Blueprint Collection JSBP4407, Seattle, Washington, 1918.
- ItemJSBP4644 - Great Northern Railway Historical Society Blueprint Collection JSBP4644, Seattle, Washington, 1950.
- ItemJSBP4715 - Great Northern Railway Historical Society Blueprint Collection JSBP4715, Seattle, Washington, undated.
- ItemJSBP8600 - Great Northern Railway Historical Society Blueprint Collection JSBP8600, Vancouver, British Columbia, 1915.
- ItemJSBP2199 - Great Northern Railway Historical Society Blueprint Collection JSBP2199, Havre, Montana, 1902.
- ItemJSBP2231 - Great Northern Railway Historical Society Blueprint Collection JSBP2231, Havre, Montana, 1926.
- ItemJSBP2289 - Great Northern Railway Historical Society Blueprint Collection JSBP2289, Havre, Montana, 1944.
- ItemJSBP2297 - Great Northern Railway Historical Society Blueprint Collection JSBP2297, Havre, Montana, 1944.
- ItemJSBP2306 - Great Northern Railway Historical Society Blueprint Collection JSBP2306, Havre, Montana, 1945.
- 55 more...