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
- 1472 more...
- ItemBB025250 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025251 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025252 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Ins Portal, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025253 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - North Portal, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025254 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - South Portal, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025255 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Sway Brace, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025256 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tower Posts, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025257 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Machinery Floor, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025258 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Guard Angles, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 2437 more...