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
- 142 more...
- ItemBB022158 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Brace, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022159 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Northeast Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022160 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Brace, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022161 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Brace, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022162 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Guard Angles, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022163 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Guard Angles, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022164 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Northwest Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022165 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Portal, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022166 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - DR/Splice/56, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3767 more...