Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 3943 more...
- ItemBB027508 - Great Northern Engineering Drawing: Shop Plan - Bottom Chord, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027509 - Great Northern Engineering Drawing: Shop Plan - Bottom Chord, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027510 - Great Northern Engineering Drawing: Shop Plan - Bottom Chord, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027511 - Great Northern Engineering Drawing: Shop Plan - Top Laterals, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027512 - Great Northern Engineering Drawing: Shop Plan - Floor Beam and Stringer, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027513 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027514 - Great Northern Engineering Drawing: Matchmarking Diagram, Bridge 446 - Wallace River, West of Sultan, Washington, 1942
- ItemBB027515 - Great Northern Engineering Drawing: Add Piers and Abutment, Bridge 446 - Wallace River, West of Sultan, Washington, 1920
- ItemBB027516 - Great Northern Engineering Drawing: Repairs to Floor Beam, Bridge 446 - Wallace River, West of Sultan, Washington, 1947
- 49 more...