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 3004 - Maintenance of Way support
- 47 more...
- ItemStruc004597 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004598 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004599 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004600 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004601 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004602 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004603 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004604 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004605 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- 126 more...