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
- 16 more...
- ItemBB022032 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022033 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022034 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022035 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022036 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022037 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022038 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022039 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022040 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Grillage, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3893 more...