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
- 411 more...
- ItemStruc006528 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- ItemStruc006529 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- ItemStruc006530 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- ItemStruc006531 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, undated
- ItemStruc006532 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1963
- ItemStruc006533 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1981
- ItemStruc006534 - Spokane, Portland, and Seattle Railway Engineering Drawing, Mechanics Shops at Portland, Oregon, 1950
- ItemStruc006536 - Spokane, Portland, and Seattle Railway Engineering Drawing, Garage Building at Portland, Oregon, 1949
- ItemStruc006537 - Spokane, Portland, and Seattle Railway Engineering Drawing, Garage Building at Portland, Oregon, 1948
- 307 more...