Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 220 more...
- ItemPlat013391 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Ainsworth Junction, Washington, 1913
- ItemPlat013392 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Ainsworth Junction, Washington, 1916
- ItemPlat013393 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Ainsworth Junction, Washington, 1916
- ItemPlat013427 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Amber, Washington, 1915
- ItemPlat013428 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Amber, Washington, 1915
- ItemPlat013484 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1917
- ItemPlat013485 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1917
- ItemPlat013486 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1916
- ItemPlat013487 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Astoria, Oregon, 1916
- 35 more...