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
- 470 more...
- ItemStruc007932 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007933 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007934 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007935 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007936 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007937 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007938 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007939 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- ItemStruc007940 - Spokane, Portland, and Seattle Railway Engineering Drawing, Covered Inspection Pit at Vancouver, Washington, 1977
- 248 more...