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
- 1163 more...
- ItemBB023570 - Great Northern Engineering Drawing: Shop Plan - Top Chord, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023571 - Great Northern Engineering Drawing: Shop Plan - Stringer/Diaphragm, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023572 - Great Northern Engineering Drawing: Shop Plan - Transverse Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023573 - Great Northern Engineering Drawing: Shop Plan - Transverse Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023574 - Great Northern Engineering Drawing: Shop Plan - Transverse Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023575 - Great Northern Engineering Drawing: Shop Plan - Chord Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023576 - Great Northern Engineering Drawing: Shop Plan - Chord Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023577 - Great Northern Engineering Drawing: Shop Plan - Portal, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023578 - Great Northern Engineering Drawing: Shop Plan - Columns, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- 2829 more...