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
- 1034 more...
- ItemBB023082 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chord, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023083 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chord, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023084 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023085 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Stringer/Support, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023086 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Truss Vertical, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023087 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Strut, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023088 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Truss Vertical, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023089 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Truss Section, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- ItemBB023090 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Truss Section, Bridge E43.4 - Willamette River, South of Tualatin, Oregon, undated
- 2875 more...