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
- 386 more...
- ItemStruc006501 - Spokane, Portland, and Seattle Railway Engineering Drawing, Engine House, Steam at Portland, Oregon, undated
- ItemStruc006502 - Spokane, Portland, and Seattle Railway Engineering Drawing, Engine House, Steam at Portland, Oregon, 1942
- ItemStruc006503 - Spokane, Portland, and Seattle Railway Engineering Drawing, Engine House, Steam at Portland, Oregon, 1942
- ItemStruc006504 - Spokane, Portland, and Seattle Railway Engineering Drawing, Engine House, Steam at Portland, Oregon, 1955
- ItemStruc006505 - Spokane, Portland, and Seattle Railway Engineering Drawing, Roundhouse at Portland, Oregon, 1971
- ItemStruc006506 - Spokane, Portland, and Seattle Railway Engineering Drawing, Miscellaneous Buildings at Portland, Oregon, 1945
- ItemStruc006507 - Spokane, Portland, and Seattle Railway Engineering Drawing, Diesel Shop at Portland, Oregon, 1955
- ItemStruc006508 - Spokane, Portland, and Seattle Railway Engineering Drawing, Engine House, Steam at Portland, Oregon, 1946
- ItemStruc006509 - Spokane, Portland, and Seattle Railway Engineering Drawing, Car Foreman's Office - Portland Terminal at Portland, Oregon, 1935
- 332 more...