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 2008 - Physical plant drawing
- 7 more...
- ItemJSBP2585 - Great Northern Railway Historical Society Blueprint Collection JSBP2585, Hillyard, Washington, 1930.
- ItemJSBP2586 - Great Northern Railway Historical Society Blueprint Collection JSBP2586, Hillyard, Washington, 1930.
- ItemJSBP10442 - Great Northern Railway Historical Society Blueprint Collection JSBP10442, 1950.
- ItemJSBP10748 - Great Northern Railway Historical Society Blueprint Collection JSBP10748, undated.
- ItemJSBP10749 - Great Northern Railway Historical Society Blueprint Collection JSBP10749, undated.
- ItemJSBP10750 - Great Northern Railway Historical Society Blueprint Collection JSBP10750, undated.