Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 133 more...
- ItemPlat011701 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Prineville Junction, Oregon, 1919
- ItemPlat011702 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Prineville Junction, Oregon, 1919
- ItemPlat011733 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Quincy, Oregon, 1915
- ItemPlat011734 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Quincy, Oregon, 1915
- ItemPlat011750 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Rainier, Oregon, 1914
- ItemPlat011751 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Rainier, Oregon, 1914
- ItemPlat011787 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Mt Pleasant, Washington, 1915
- ItemPlat011788 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Mt Pleasant, Washington, 1915
- ItemPlat011834 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Reichhold, Oregon, undated
- 122 more...