Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 52 more...
- ItemPlat010486 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wishram, Washington, 1916
- ItemPlat010487 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Wishram, Washington, 1916
- ItemPlat010594 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Spokane, Washington, 1916
- ItemPlat010595 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Spokane, Washington, 1916
- ItemPlat010631 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Saint Helens, Oregon, 1951
- ItemPlat010632 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Saint Helens, Oregon, 1951
- ItemPlat010633 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Saint Helens, Oregon, 1915
- ItemPlat010634 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Saint Helens, Oregon, 1915
- ItemPlat010660 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Stevenson, Washington, 1914
- 203 more...