Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 892 more...
- ItemPlat011853 - Plat Map of Northern Pacific, Pacific Coast Railroad Facilities at Renton, Washington, 1971
- ItemPlat011865 - Plat Map of Northern Pacific Facilities at Ridgefield, Washington, 1926
- ItemPlat011866 - Plat Map of Northern Pacific Facilities at Ridgefield, Washington, 1926
- ItemPlat011867 - Plat Map of Northern Pacific Facilities at Ridgefield, Washington, 1926
- ItemPlat011868 - Plat Map of Northern Pacific Facilities at Ridgefield, Washington, 1926
- ItemPlat011871 - Plat Map of Northern Pacific Facilities at Ring, Oregon, undated
- ItemPlat011872 - Plat Map of Northern Pacific Facilities at Ring, Oregon, undated
- ItemPlat011874 - Plat Map of Northern Pacific Facilities at Riparia, Washington, undated
- ItemPlat011875 - Plat Map of Northern Pacific Facilities at Riparia, Washington, undated
- 934 more...