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
- 284 more...
- ItemBB022300 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Framing, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022301 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Pipe Railing, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022302 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Siding, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022303 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grating, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022304 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022305 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Signal House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022306 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Bolt, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022307 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beam/Columns, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022308 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Framing, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3625 more...