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
- 1321 more...
- ItemBB025099 - Spokane, Portland and Seattle Railway Engineering Drawing: Bearings, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025100 - Spokane, Portland and Seattle Railway Engineering Drawing: Modification for Erection, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025101 - Spokane, Portland and Seattle Railway Engineering Drawing: Reinforcement Bottom Chord Splice, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025102 - Spokane, Portland and Seattle Railway Engineering Drawing: Erection Diagram Main Brace, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025103 - Spokane, Portland and Seattle Railway Engineering Drawing: Erection Device, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025104 - Spokane, Portland and Seattle Railway Engineering Drawing: Erection Device, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025105 - Spokane, Portland and Seattle Railway Engineering Drawing: Track for Traveler, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025106 - Spokane, Portland and Seattle Railway Engineering Drawing: Telegraph Wire Supports, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025107 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Plan, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 2588 more...