Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1008 - Ephemera
- 16 more...
- ItemJSBP10437 - Great Northern Railway Historical Society Blueprint Collection JSBP10437, 1950.
- ItemJSBP10438 - Great Northern Railway Historical Society Blueprint Collection JSBP10438, 1950.
- ItemJSBP10439 - Great Northern Railway Historical Society Blueprint Collection JSBP10439, 1950.
- ItemJSBP10440 - Great Northern Railway Historical Society Blueprint Collection JSBP10440, 1950.
- ItemJSBP10441 - Great Northern Railway Historical Society Blueprint Collection JSBP10441, 1950.
- ItemJSBP10498 - Great Northern Railway Historical Society Blueprint Collection JSBP10498, 1953.