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
- 3829 more...
- ItemBB033856 - Spokane, Portland and Seattle Railway Engineering Drawing: Turntable Bearings, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033857 - Spokane, Portland and Seattle Railway Engineering Drawing: Revision Sketch, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033858 - Spokane, Portland and Seattle Railway Engineering Drawing: Revision Detail Casting and Pin, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033859 - Spokane, Portland and Seattle Railway Engineering Drawing: Tooth Curved Rack/Pin, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033860 - Spokane, Portland and Seattle Railway Engineering Drawing: Bottom Chord, Stringer, Beams, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033861 - Spokane, Portland and Seattle Railway Engineering Drawing: Details of Turntable, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033862 - Spokane, Portland and Seattle Railway Engineering Drawing: Portal and Top Struts, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033863 - Spokane, Portland and Seattle Railway Engineering Drawing: Portal and Cross Frames, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB033864 - Spokane, Portland and Seattle Railway Engineering Drawing: End Bearing Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 80 more...