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
- 891 more...
- ItemBB022925 - Spokane, Portland and Seattle Railway Engineering Drawing: Auto Sprinkling System, Bridge T151.7 - Third Avenue, Bend, Oregon, undated
- ItemBB022926 - Spokane, Portland and Seattle Railway Engineering Drawing: Lighting Details, Bridge T151.7 - Third Avenue, Bend, Oregon, undated
- ItemBB022927 - Spokane, Portland and Seattle Railway Engineering Drawing: Miscellaneous Details, Bridge T151.7 - Third Avenue, Bend, Oregon, undated
- ItemBB022928 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan Proposed Bridge, Bridge 0.84 - Deschutes River, Bend, Oregon, 1915
- ItemBB022929 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan Proposed Bridge, Bridge 0.84 - Deschutes River, Bend, Oregon, 1915
- ItemBB022930 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan Proposed Bridge, Bridge 0.84 - Deschutes River, Bend, Oregon, 1915
- ItemBB022931 - Spokane, Portland and Seattle Railway Engineering Drawing: Skew Bent/Pedestal, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022932 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Bents, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- ItemBB022933 - Spokane, Portland and Seattle Railway Engineering Drawing: Welded Girders, Bridge 0.84 - Deschutes River, Bend, Oregon, undated
- 3018 more...