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
- 1922 more...
- ItemBB030151 - Spokane, Portland and Seattle Railway Engineering Drawing: Proposed Expansion Bolts, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030152 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment Seat, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030153 - Spokane, Portland and Seattle Railway Engineering Drawing: Plate Trainmen's Walk, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030154 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 265.8 - Burr Canyon, North of Burr, Washington, 1960
- ItemBB030155 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 265.8 - Burr Canyon, North of Burr, Washington, 1960
- ItemBB030156 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge 265.8 - Burr Canyon, North of Burr, Washington, 1931
- ItemBB030157 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Framing Plan, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030158 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Masonry, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030159 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- 1987 more...