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
- 264 more...
- ItemBB022280 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Balance Chain, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022281 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Roller, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022282 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Rail Joint, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022283 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Rail Joint, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022284 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Pins, etc., Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022285 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022286 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022287 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022288 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3645 more...