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
- 2012 more...
- ItemBB030242 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Rivet/Bolts, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030243 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030244 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030245 - Spokane, Portland and Seattle Railway Engineering Drawing: Viaduct Bent Number 8, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030246 - Spokane, Portland and Seattle Railway Engineering Drawing: Gusset Plate Lateral System, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030247 - Spokane, Portland and Seattle Railway Engineering Drawing: Viaduct, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030248 - Spokane, Portland and Seattle Railway Engineering Drawing: Viaduct, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030249 - Spokane, Portland and Seattle Railway Engineering Drawing: Viaduct, Bridge 265.8 - Burr Canyon, North of Burr, Washington, undated
- ItemBB030250 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge 267.6 - Bouvey Canyon, Windust, Washington, undated
- 1897 more...