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
- 111 more...
- ItemBB022127 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Southeast Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022128 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Southeast Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022129 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Southeast Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022130 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Southeast Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022131 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Diaphragm/Ladder, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022132 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - DR/Splice, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022133 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Gusset Plate, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022134 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Gusset Plate, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022135 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Southwest Tower Column, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3798 more...