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
- 901 more...
- ItemBB022935 - Spokane, Portland and Seattle Railway Engineering Drawing: Welded Deck Plate Girder (DPG), Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022936 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Bents, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022937 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Bents Details, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022938 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022939 - Spokane, Portland and Seattle Railway Engineering Drawing: Castings - 60 Foot Span, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022940 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022949 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plans, Bridge U11.3, West of United Junction, Oregon, 1929
- ItemBB022950 - Spokane, Portland and Seattle Railway Engineering Drawing: Concrete Footings, Bridge U11.3, West of United Junction, Oregon, undated
- ItemBB022951 - Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Cap/Sill, Bridge U12.0 - Details, West of United Junction, Oregon, 1946
- 3008 more...