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
- 1216 more...
- ItemBB023623 - Great Northern Engineering Drawing: Shop Plan - Struts, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023624 - Great Northern Engineering Drawing: Shop Plan - Bracing, Bridge 459 - Columbia River, West of Rock Island, Washington, 1925
- ItemBB023625 - Great Northern Engineering Drawing: Shop Plan - Counterweight Support, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023626 - Great Northern Engineering Drawing: Shop Plan - Diaphragms, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023627 - Great Northern Engineering Drawing: Shop Plan - Cross Frame/Girder Railing, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023628 - Great Northern Engineering Drawing: Shop Plan - West Anchor Span, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023629 - Great Northern Engineering Drawing: Shop Plan - Elevation and Anchor, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023630 - Great Northern Engineering Drawing: Shop Plan - West Anchor Span, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- ItemBB023631 - Great Northern Engineering Drawing: Shop Plan - Arrangement West Counterweight, Bridge 459 - Columbia River, West of Rock Island, Washington, undated
- 2776 more...