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 3003 - Maintenance Facilities
- 842 more...
- ItemJSBP2452 - Great Northern Railway Historical Society Blueprint Collection JSBP2452, Havre, Montana, undated.
- ItemJSBP2453 - Great Northern Railway Historical Society Blueprint Collection JSBP2453, Havre, Montana, undated.
- ItemJSBP2464 - Great Northern Railway Historical Society Blueprint Collection JSBP2464, Helena, Montana, 1930.
- ItemJSBP2465 - Great Northern Railway Historical Society Blueprint Collection JSBP2465, Helena, Montana, 1946.
- ItemJSBP2466 - Great Northern Railway Historical Society Blueprint Collection JSBP2466, Helena, Montana, 1947.
- ItemJSBP2467 - Great Northern Railway Historical Society Blueprint Collection JSBP2467, Helena, Montana, 1947.
- ItemJSBP2468 - Great Northern Railway Historical Society Blueprint Collection JSBP2468, Helena, Montana, 1947.
- ItemJSBP2469 - Great Northern Railway Historical Society Blueprint Collection JSBP2469, Helena, Montana, 1947.
- ItemJSBP2470 - Great Northern Railway Historical Society Blueprint Collection JSBP2470, Helena, Montana, 1947.
- 2521 more...