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
- 623 more...
- ItemBB022654 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan/Cross Section/Profile, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022655 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Masonry Diagram, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022656 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Plate Girder Span, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022657 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022658 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022659 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022660 - Spokane, Portland and Seattle Railway Engineering Drawing: Floor System, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022661 - Spokane, Portland and Seattle Railway Engineering Drawing: Dapping Table, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- ItemBB022662 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Framing Plans, Bridge T105.6 - Willow Creek, Madras, Oregon, undated
- 3286 more...