Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 2773 more...
- ItemBB032602 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Portal, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032603 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Diagonal, Strut, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032604 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - End Flange Beams, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032605 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Internal Floor Beams, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032606 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Stringer and Brace, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032607 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032608 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Castings and Nests, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032609 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Castings etc., Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032610 - Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, 1964
- 1136 more...