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
- 148 more...
- 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.
- ItemJSBP2313 - Great Northern Railway Historical Society Blueprint Collection JSBP2313, Havre, Montana, 1947.
- ItemJSBP2332 - Great Northern Railway Historical Society Blueprint Collection JSBP2332, Havre, Montana, 1948.
- ItemJSBP3517 - Great Northern Railway Historical Society Blueprint Collection JSBP3517, Minneapolis, Minnesota, 1951.
- 52 more...