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
- 615 more...
- ItemBB022645 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge T88.6 - Trout Creek, South of South Junction, Oregon, undated
- ItemBB022646 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge T88.6 - Trout Creek, South of South Junction, Oregon, undated
- ItemBB022647 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutments, Bridge T102.8 - Underpass, South of Paxton, Oregon, undated
- ItemBB022649 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T102.8 - Underpass, South of Paxton, Oregon, 1951
- ItemBB022650 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection/Steel, Bridge T102.8 - Underpass, South of Paxton, Oregon, undated
- ItemBB022651 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge T102.8 - Underpass, South of Paxton, Oregon, undated
- ItemBB022652 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Framing Plans, Bridge T104.5S - Underpass, Wishram, Washington, undated
- ItemBB022653 - Spokane, Portland and Seattle Railway Engineering Drawing: Map of Willow Creek, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022654 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan/Cross Section/Profile, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- 3294 more...