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
- 1685 more...
- ItemJSBP4942 - Great Northern Railway Historical Society Blueprint Collection JSBP4942, Somers, Montana, 1915.
- ItemJSBP4943 - Great Northern Railway Historical Society Blueprint Collection JSBP4943, Somers, Montana, 1915.
- ItemJSBP4944 - Great Northern Railway Historical Society Blueprint Collection JSBP4944, Somers, Montana, 1915.
- ItemJSBP4945 - Great Northern Railway Historical Society Blueprint Collection JSBP4945, Somers, Montana, 1915.
- ItemJSBP4946 - Great Northern Railway Historical Society Blueprint Collection JSBP4946, Somers, Montana, 1916.
- ItemJSBP4947 - Great Northern Railway Historical Society Blueprint Collection JSBP4947, Somers, Montana, 1926.
- ItemJSBP4948 - Great Northern Railway Historical Society Blueprint Collection JSBP4948, Somers, Montana, 1927.
- ItemJSBP4949 - Great Northern Railway Historical Society Blueprint Collection JSBP4949, Somers, Montana, 1927.
- ItemJSBP4950 - Great Northern Railway Historical Society Blueprint Collection JSBP4950, Somers, Montana, 1927.
- 1678 more...