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
- 1162 more...
- ItemBB023219 - Spokane, Portland and Seattle Railway Engineering Drawing: Reinforcement Detail/Schedule, Bridge E83.6 - Underpass, South of Orville, Oregon, undated
- ItemBB023221 - Spokane, Portland and Seattle Railway Engineering Drawing: Location Sketch/Falsework, Bridge E83.6 - Underpass, South of Orville, Oregon, undated
- ItemBB023222 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan Section/Detail, Bridge E85.0, Sidney, Oregon, undated
- ItemBB023223 - Spokane, Portland and Seattle Railway Engineering Drawing: Piling Plan/Foundation Plan, Bridge E85.0, Sidney, Oregon, 1953
- ItemBB023225 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge E85.0, Sidney, Oregon, 1955
- ItemBB023226 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge E85.0, Sidney, Oregon, 1923
- ItemBB023227 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck Plate Girder (DPG) Span, Bridge E85.0, Sidney, Oregon, undated
- ItemBB023228 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Girder, Bridge E85.0, Sidney, Oregon, undated
- ItemBB023229 - Spokane, Portland and Seattle Railway Engineering Drawing: Profile of San River, Bridge E89.0 - Santiam River, South of Sidney, Oregon, undated
- 2747 more...