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
- 1097 more...
- ItemBB023146 - Spokane, Portland and Seattle Railway Engineering Drawing: Bill of Material Reinforcement Steel, Bridge E71.3S - Mill Race, South of Salem, Oregon, undated
- ItemBB023147 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan/Elevation/Detail Piers, Bridge E71.5S, South of Salem, Oregon, undated
- ItemBB023148 - Spokane, Portland and Seattle Railway Engineering Drawing: Bridge Site, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023149 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan Bridge Site, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023150 - Spokane, Portland and Seattle Railway Engineering Drawing: General Note/Plan, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023151 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan of Concrete Wall, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023152 - Spokane, Portland and Seattle Railway Engineering Drawing: Concrete Backwall, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023153 - Spokane, Portland and Seattle Railway Engineering Drawing: Cast Steel Pedestal, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- ItemBB023154 - Spokane, Portland and Seattle Railway Engineering Drawing: West Pier Frame Bent, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
- 2812 more...