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
- 1277 more...
- ItemBB025055 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025056 - Spokane, Portland and Seattle Railway Engineering Drawing: South Approach/General Plan, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025057 - Spokane, Portland and Seattle Railway Engineering Drawing: 100 Foot Deck Girder Spans, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025058 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck Girder Span on Curve, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025059 - Spokane, Portland and Seattle Railway Engineering Drawing: Bearing Location, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025060 - Spokane, Portland and Seattle Railway Engineering Drawing: End Bearings, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025061 - Spokane, Portland and Seattle Railway Engineering Drawing: 72 Foot - 9 Inch Deck Span, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025062 - Spokane, Portland and Seattle Railway Engineering Drawing: Through Girder Spans B/C, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025063 - Spokane, Portland and Seattle Railway Engineering Drawing: Bearings, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 2632 more...