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
- 1291 more...
- ItemBB025069 - Spokane, Portland and Seattle Railway Engineering Drawing: General Truss Details, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025070 - Spokane, Portland and Seattle Railway Engineering Drawing: Chord Detail/Lateral Arm, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025071 - Spokane, Portland and Seattle Railway Engineering Drawing: Chord Detail/Lateral Arm, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025072 - Spokane, Portland and Seattle Railway Engineering Drawing: Portal/Cross Frame, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025073 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Floor Beam/Stringers, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025074 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Stringer, etc., Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025075 - Spokane, Portland and Seattle Railway Engineering Drawing: General Arrangement of Turntable, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025076 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Drum, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB025077 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Turntable Machinery, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 2618 more...