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 3002 - Depots and Freighthouses
- 591 more...
- ItemStruc009207 - Spokane, Portland, and Seattle Railway Engineering Drawing, Depot at Skamania, Washington, undated
- ItemStruc009208 - Spokane, Portland, and Seattle Railway Engineering Drawing, Operator's Facility at Kennewick, Washington, 1959
- ItemStruc009210 - Spokane, Portland, and Seattle Railway Engineering Drawing, Depot at Camas, Washington, 1946
- ItemStruc009211 - Spokane, Portland, and Seattle Railway Engineering Drawing, Depot at Camas, Washington, 1946
- ItemStruc009214 - Spokane, Portland, and Seattle Railway Engineering Drawing, Yard Office at Willbridge, Oregon, 1953
- ItemStruc009215 - Spokane, Portland, and Seattle Railway Engineering Drawing, Yard Office at Willbridge, Oregon, 1953
- ItemStruc009216 - Spokane, Portland, and Seattle Railway Engineering Drawing, Yard Office at Willbridge, Oregon, 1953
- ItemStruc009217 - Spokane, Portland, and Seattle Railway Engineering Drawing, Yard Office at Willbridge, Oregon, 1953
- ItemStruc009218 - Spokane, Portland, and Seattle Railway Engineering Drawing, Yard Office at Willbridge, Oregon, 1953
- 17 more...