Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2007 - Part fabrication drawing
- 9 more...
- ItemJSBP6443 - Great Northern Railway Historical Society Blueprint Collection JSBP6443, System Wide, 1913.
- ItemJSBP6444 - Great Northern Railway Historical Society Blueprint Collection JSBP6444, System Wide, 1913.
- ItemJSBP6469 - Great Northern Railway Historical Society Blueprint Collection JSBP6469, System Wide, 1914.
- ItemJSBP6470 - Great Northern Railway Historical Society Blueprint Collection JSBP6470, System Wide, 1914.
- ItemJSBP6564 - Great Northern Railway Historical Society Blueprint Collection JSBP6564, System Wide, 1916.
- ItemJSBP6589 - Great Northern Railway Historical Society Blueprint Collection JSBP6589, System Wide, 1917.
- ItemJSBP6638 - Great Northern Railway Historical Society Blueprint Collection JSBP6638, System Wide, 1918.
- ItemJSBP6639 - Great Northern Railway Historical Society Blueprint Collection JSBP6639, System Wide, 1918.
- ItemJSBP6665 - Great Northern Railway Historical Society Blueprint Collection JSBP6665, System Wide, 1919.
- 2 more...