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
- 74 more...
- ItemStruc004624 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004625 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004626 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004627 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004628 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004629 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004630 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004631 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- ItemStruc004632 - Spokane, Portland, and Seattle Railway Engineering Drawing, Line Relocation for John Day Lock and Dam, Washington, 1966
- 99 more...