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
- 277 more...
- ItemBB022293 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022294 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022295 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Bolt, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022296 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beam/Columns, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022297 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beam/Columns, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022298 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Walkway Frame, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022299 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Walkway, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 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
- 3632 more...