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 3003 - Maintenance Facilities
- 396 more...
- ItemStruc006511 - Spokane, Portland, and Seattle Railway Engineering Drawing, Electric Shop at Portland, Oregon, 1943
- ItemStruc006512 - Spokane, Portland, and Seattle Railway Engineering Drawing, Electric Shop at Portland, Oregon, 1953
- ItemStruc006513 - Spokane, Portland, and Seattle Railway Engineering Drawing, Power House at Portland, Oregon, 1943
- ItemStruc006514 - Spokane, Portland, and Seattle Railway Engineering Drawing, Miscellaneous Buildings at Portland, Oregon, 1924
- ItemStruc006516 - Spokane, Portland, and Seattle Railway Engineering Drawing, Miscellaneous Buildings at Portland, Oregon, 1952
- ItemStruc006517 - Spokane, Portland, and Seattle Railway Engineering Drawing, Miscellaneous Buildings at Portland, Oregon, 1923
- ItemStruc006519 - Spokane, Portland, and Seattle Railway Engineering Drawing, Pump House at Portland, Oregon, 1949
- ItemStruc006520 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- ItemStruc006521 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- 322 more...