Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3002 - Depots and Freighthouses
- 12 more...
- ItemJSBP3169 - Great Northern Railway Historical Society Blueprint Collection JSBP3169, Longview, Washington, 1947.
- ItemJSBP3417 - Great Northern Railway Historical Society Blueprint Collection JSBP3417, Minneapolis, Minnesota, 1937.
- ItemJSBP3552 - Great Northern Railway Historical Society Blueprint Collection JSBP3552, Minneapolis, Minnesota, 1962.
- ItemJSBP4173 - Great Northern Railway Historical Society Blueprint Collection JSBP4173, Pingree, North Dakota, 1911.
- ItemJSBP4212 - Great Northern Railway Historical Society Blueprint Collection JSBP4212, Redwater Branch, 1930.
- ItemJSBP4362 - Great Northern Railway Historical Society Blueprint Collection JSBP4362, Seattle, Washington, 1916.
- ItemJSBP4500 - Great Northern Railway Historical Society Blueprint Collection JSBP4500, Seattle, Washington, 1937.
- ItemJSBP4546 - Great Northern Railway Historical Society Blueprint Collection JSBP4546, Seattle, Washington, 1943.
- ItemJSBP4547 - Great Northern Railway Historical Society Blueprint Collection JSBP4547, Seattle, Washington, 1943.
- 11 more...