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 2006 - Painting and Lettering
- ItemJSBP6232 - Great Northern Railway Historical Society Blueprint Collection JSBP6232, System Wide, 1904.
- ItemJSBP6414 - Great Northern Railway Historical Society Blueprint Collection JSBP6414, System Wide, 1912.
- ItemJSBP7619 - Great Northern Railway Historical Society Blueprint Collection JSBP7619, System Wide, 1940.
- ItemJSBP7620 - Great Northern Railway Historical Society Blueprint Collection JSBP7620, System Wide, 1940.
- ItemJSBP7830 - Great Northern Railway Historical Society Blueprint Collection JSBP7830, System Wide, 1945.
- ItemJSBP7831 - Great Northern Railway Historical Society Blueprint Collection JSBP7831, System Wide, 1945.
- ItemJSBP7946 - Great Northern Railway Historical Society Blueprint Collection JSBP7946, System Wide, 1947.
- 17 more...