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
- 750 more...
- ItemBB021818 - Great Northern Engineering Drawing: Stringers, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021819 - Great Northern Engineering Drawing: Floorbeams, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021820 - Great Northern Engineering Drawing: Shop Plan - Stringer Cross Frame, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021821 - Great Northern Engineering Drawing: Shop Plan - Stringer Laterals, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021822 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021823 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021824 - Great Northern Engineering Drawing: Shop Plan - Portal Braces, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021825 - Great Northern Engineering Drawing: Shop Plan - Portal Struts, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- ItemBB021826 - Great Northern Engineering Drawing: Shop Plan - Tail and Sway Braces, Bridge 4.8 - Columbia River, West of Kettle Falls, Washington, undated
- 3242 more...