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
- 2267 more...
- ItemBB030501 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Detail Towers, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030502 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Shoes and Pin, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030503 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Trusses, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030504 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Diagonals - Beams, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030505 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Lateral Bridge Beam, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030506 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Stringer and Brace, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030507 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Towers, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030508 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Trusses, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- ItemBB030509 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Trusses, Bridge 291.4 - Oregon - Washington Railroad and Navigation Company Crossing, Washtucna, Washington, undated
- 1642 more...