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
- 2567 more...
- ItemBB031671 - Spokane, Portland and Seattle Railway Engineering Drawing: Piping Diagram, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031672 - Spokane, Portland and Seattle Railway Engineering Drawing: Cable Junction Box, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031673 - Spokane, Portland and Seattle Railway Engineering Drawing: Controller Details, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031674 - Spokane, Portland and Seattle Railway Engineering Drawing: Controller Support, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031675 - Spokane, Portland and Seattle Railway Engineering Drawing: Controller Table, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031676 - Spokane, Portland and Seattle Railway Engineering Drawing: Interlock Device, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031677 - Spokane, Portland and Seattle Railway Engineering Drawing: Revision Wire Diagram, Bridge 9.6 - Columbia River, Vancouver, Washington, 1917
- ItemBB031678 - Spokane, Portland and Seattle Railway Engineering Drawing: Solenoid Brakes, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- ItemBB031679 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Solenoid Brake, Bridge 9.6 - Columbia River, Vancouver, Washington, undated
- 1342 more...