Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 13 more...
- ItemPlat010092 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at South Cheney, Washington, 1915
- ItemPlat010121 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Vernonia, Oregon, undated
- ItemPlat010122 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Vernonia, Oregon, undated
- ItemPlat010132 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Warrenton, Oregon, 1915
- ItemPlat010133 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Warrenton, Oregon, 1915
- ItemPlat010163 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Underwood, Washington, undated
- ItemPlat010207 - Plat Map Index of Spokane, Portland, and Seattle Railway Facilities at Vancouver, Washington, 1965
- ItemPlat010208 - Plat Map Index of Spokane, Portland, and Seattle Railway Facilities at Vancouver, Washington, 1965
- ItemPlat010209 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Vancouver, Washington, 1967
- 242 more...