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
- 2386 more...
- ItemBB031213 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment 1 - Retaining Wall, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031214 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment 2, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031215 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment 2, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031216 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment 2, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031217 - Spokane, Portland and Seattle Railway Engineering Drawing: Framing Plan and Girder Elevation, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031218 - Spokane, Portland and Seattle Railway Engineering Drawing: Floor Beam, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031219 - Spokane, Portland and Seattle Railway Engineering Drawing: Miscellaneous Details, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031220 - Spokane, Portland and Seattle Railway Engineering Drawing: Shoe Details, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- ItemBB031221 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck Plan, Bridge 10.7 - Columbia Street, Vancouver, Washington, undated
- 1523 more...