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
- 2448 more...
- ItemBB031428 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chord, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031429 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chord, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031430 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Load Beam, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031431 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Load Beam, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031432 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Post, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031433 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Diagonal, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031434 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Strut, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031435 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Diagonal, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031436 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Post/Hangers, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 1461 more...