Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 150 more...
- ItemPlat011955 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Salem, Oregon, 1943
- ItemPlat012000 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scappose, Oregon, 1921
- ItemPlat012001 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scappose, Oregon, 1921
- ItemPlat012002 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scappose, Oregon, undated
- ItemPlat012003 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scappose, Oregon, undated
- ItemPlat012017 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scribner, Washington, 1915
- ItemPlat012018 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Scribner, Washington, 1915
- ItemPlat012043 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Holbrook, Oregon, undated
- ItemPlat012057 - Plat Map of Spokane, Portland, and Seattle Railway Facilities at Hood, Washington, 1914
- 105 more...