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
- 181 more...
- ItemBB022197 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Towers, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022198 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Machinery Floor, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022199 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Bearing, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022200 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Man Lift, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022201 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Machinery Floor, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022202 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Rear Face, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022203 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Machinery Floor, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022204 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Guard Angles, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022205 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Guard Angles, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3728 more...