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
- 469 more...
- ItemBB022496 - Spokane, Portland and Seattle Railway Engineering Drawing: Substructure, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022497 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Pier, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022498 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of South Abutment, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022499 - Spokane, Portland and Seattle Railway Engineering Drawing: Progress Profile, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022501 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022502 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, 1954
- ItemBB022503 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, 1926
- ItemBB022504 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment/Pier/Falsework, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- ItemBB022505 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan/Stress Sheet, Bridge T74.6 - Deschutes River, South of Dixon, Oregon, undated
- 3440 more...