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
- 19 more...
- ItemJSBP8284 - Great Northern Railway Historical Society Blueprint Collection JSBP8284, System Wide, 1967.
- ItemJSBP8287 - Great Northern Railway Historical Society Blueprint Collection JSBP8287, System Wide, 1968.
- ItemJSBP8289 - Great Northern Railway Historical Society Blueprint Collection JSBP8289, System Wide, 1969.
- ItemJSBP8290 - Great Northern Railway Historical Society Blueprint Collection JSBP8290, System Wide, 1970.
- ItemJSBP10730 - Great Northern Railway Historical Society Blueprint Collection JSBP10730, undated.