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
- 2779 more...
- ItemBB032608 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Castings and Nests, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032609 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Castings etc., Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032610 - Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, 1964
- ItemBB032611 - Spokane, Portland and Seattle Railway Engineering Drawing: Stringer Replace, Bridge 9.6 - Columbia River, Vancouver, Washington, 1964
- ItemBB032612 - Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, 1964
- ItemBB032613 - Spokane, Portland and Seattle Railway Engineering Drawing: Revision Stringer Bracket, Bridge 9.6 - Columbia River, Vancouver, Washington, 1914
- ItemBB032614 - Spokane, Portland and Seattle Railway Engineering Drawing: Remodel House, Bridge 9.6 - Columbia River, Vancouver, Washington, 1962
- ItemBB032615 - Spokane, Portland and Seattle Railway Engineering Drawing: Guard Angle Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB032616 - Spokane, Portland and Seattle Railway Engineering Drawing: Marking Diagram, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 1130 more...