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
- 2893 more...
- ItemBB032723 - Spokane, Portland and Seattle Railway Engineering Drawing: Sketch Showing Permanent Work, Bridge 24.8 - Washougal River (West End), Camas, Washington, 1912
- ItemBB032724 - Spokane, Portland and Seattle Railway Engineering Drawing: Proposed Change, Bridge 24.8 - Washougal River (West End), Camas, Washington, 1911
- ItemBB032725 - Spokane, Portland and Seattle Railway Engineering Drawing: Steel Sheet Piling, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032726 - Spokane, Portland and Seattle Railway Engineering Drawing: East/West Abutments, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032727 - Spokane, Portland and Seattle Railway Engineering Drawing: Pier Number 1, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032728 - Spokane, Portland and Seattle Railway Engineering Drawing: Pier Number 2, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032729 - Spokane, Portland and Seattle Railway Engineering Drawing: Pier Number 3, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032730 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutments, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- ItemBB032731 - Spokane, Portland and Seattle Railway Engineering Drawing: Abutment Plan, Bridge 24.8 - Washougal River (West End), Camas, Washington, undated
- 1016 more...