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
- 271 more...
- 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
- ItemBB022289 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022290 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022291 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Bolt, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022292 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022293 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022294 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- ItemBB022295 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Bolt, Bridge T0.4 - Columbia River, South of Wishram, Washington, undated
- 3638 more...