Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 229 more...
- ItemPlat013488 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1918
- ItemPlat013489 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1918
- ItemPlat013490 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1918
- ItemPlat013491 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1918
- ItemPlat013519 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Avon, Oregon, 1914
- ItemPlat013520 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Avon, Oregon, 1914
- ItemPlat013541 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Banks, Oregon, 1932
- ItemPlat013542 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Banks, Oregon, 1932
- ItemPlat013668 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Benge, Washington, 1915
- 26 more...