Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 41 more...
- ItemPlat010307 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Washougal, Washington, 1951
- ItemPlat010308 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Washtucna, Washington, 1915
- ItemPlat010309 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Washtucna, Washington, 1915
- ItemPlat010316 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wauna, Oregon, 1968
- ItemPlat010317 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wauna, Oregon, 1968
- ItemPlat010372 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Westport, Oregon, 1915
- ItemPlat010373 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Westport, Oregon, 1915
- ItemPlat010482 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wishram, Washington, 1931
- ItemPlat010483 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wishram, Washington, 1931
- 214 more...