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
- 3369 more...
- ItemBB033211 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Sketch, Bill of Material, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033212 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Sketch, Bill of Material, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033213 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033214 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033215 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Cross Frame/Lateral, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033216 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Track Cast, Bridge G14.5 - Klickitat River, Klickitat, Washington, undated
- ItemBB033217 - Spokane, Portland and Seattle Railway Engineering Drawing: Operators House, Bridge 8.8 - Oregon Slough, North of North Portland Junction, Washington, undated
- ItemBB033385 - Spokane, Portland and Seattle Railway Engineering Drawing: Reconstruct Bridge 5, Bridge 5.1 - Willamette River, North of Willbridge, Oregon, undated
- ItemBB033386 - Spokane, Portland and Seattle Railway Engineering Drawing: General Notes, Bridge 5.1 - Willamette River, North of Willbridge, Oregon, undated
- 540 more...