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
- 3814 more...
- ItemBB033841 - Spokane, Portland and Seattle Railway Engineering Drawing: Rail Expansion Clamp, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033842 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan Plates/Location Sketch, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033843 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 9.6 - Columbia River, Vancouver, Washington, 1932
- ItemBB033844 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Ties, Bridge 9.6 - Columbia River, Vancouver, Washington, 1917
- ItemBB033845 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Ties, Bridge 9.6 - Columbia River, Vancouver, Washington, 1944
- ItemBB033846 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Ties, Bridge 9.6 - Columbia River, Vancouver, Washington, 1917
- ItemBB033847 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Ties, Bridge 9.6 - Columbia River, Vancouver, Washington, 1916
- ItemBB033848 - Spokane, Portland and Seattle Railway Engineering Drawing: End Bearings, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033849 - Spokane, Portland and Seattle Railway Engineering Drawing: Stress Sheet, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 95 more...