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
- 1144 more...
- ItemBB023199 - Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Plan, Bridge E80.1 - Underpass, South of Orville, Oregon, undated
- ItemBB023200 - Spokane, Portland and Seattle Railway Engineering Drawing: Details of Spans, Bridge E80.1 - Underpass, South of Orville, Oregon, undated
- ItemBB023201 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Plan, Bridge E80.1 - Underpass, South of Orville, Oregon, undated
- ItemBB023202 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Span Beams, Bridge E80.1 - Underpass, South of Orville, Oregon, undated
- ItemBB023203 - Spokane, Portland and Seattle Railway Engineering Drawing: Topo Vicinity of Map, Bridge E81.4 - Underpass, South of Orville, Oregon, undated
- ItemBB023204 - Spokane, Portland and Seattle Railway Engineering Drawing: Topo Vicinity of Map, Bridge E81.4 - Underpass, South of Orville, Oregon, undated
- ItemBB023205 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge E81.4 - Underpass, South of Orville, Oregon, 1957
- ItemBB023206 - Spokane, Portland and Seattle Railway Engineering Drawing: Concrete Details, Bridge E81.4 - Underpass, South of Orville, Oregon, undated
- ItemBB023207 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge E81.4 - Underpass, South of Orville, Oregon, undated
- 2765 more...