Railroad Archives Online
- CollectionE0477 - BNSF Maps, Drawings and Records Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 28 more...
- ItemEBP3967 - Great Northern Shop Technical Drawing, 1925
- ItemEBP3971 - Great Northern Signal Technical Drawing, 1912
- ItemEBP3972 - Great Northern Signal Technical Drawing, undated
- ItemEBP4122 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- ItemEBP4123 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- ItemEBP4124 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- ItemEBP4125 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- ItemEBP4126 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- ItemEBP4127 - Great Northern Technical Drawing, Superior (Allouez), Wisconsin, 1905
- 8 more...