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
- Subseries Level 3005 - Signals
- 26 more...
- ItemJSBP6212 - Great Northern Railway Historical Society Blueprint Collection JSBP6212, System Wide, 1904.
- ItemJSBP6213 - Great Northern Railway Historical Society Blueprint Collection JSBP6213, System Wide, 1904.
- ItemJSBP6254 - Great Northern Railway Historical Society Blueprint Collection JSBP6254, System Wide, 1905.
- ItemJSBP6255 - Great Northern Railway Historical Society Blueprint Collection JSBP6255, System Wide, 1905.
- ItemJSBP6280 - Great Northern Railway Historical Society Blueprint Collection JSBP6280, System Wide, 1906.
- ItemJSBP6311 - Great Northern Railway Historical Society Blueprint Collection JSBP6311, System Wide, 1907.
- ItemJSBP6863 - Great Northern Railway Historical Society Blueprint Collection JSBP6863, System Wide, 1925.
- ItemJSBP6864 - Great Northern Railway Historical Society Blueprint Collection JSBP6864, System Wide, 1925.
- ItemJSBP7015 - Great Northern Railway Historical Society Blueprint Collection JSBP7015, System Wide, 1928.
- 41 more...