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
- 2556 more...
- ItemBB031660 - Spokane, Portland and Seattle Railway Engineering Drawing: Brake Swing Machinery, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031661 - Spokane, Portland and Seattle Railway Engineering Drawing: Center Contact Detail, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031662 - Spokane, Portland and Seattle Railway Engineering Drawing: Center Contact Detail, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031663 - Spokane, Portland and Seattle Railway Engineering Drawing: Center Control Assembly, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031664 - Spokane, Portland and Seattle Railway Engineering Drawing: Rail Lock Indicator Switch, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031665 - Spokane, Portland and Seattle Railway Engineering Drawing: Control Interlock Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031666 - Spokane, Portland and Seattle Railway Engineering Drawing: Control Interlock Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031667 - Spokane, Portland and Seattle Railway Engineering Drawing: Exhaust Pipe Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031668 - Spokane, Portland and Seattle Railway Engineering Drawing: Fly Wheel Pans, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 1353 more...