Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 923 more...
- ItemPlat011918 - Plat Map of Northern Pacific Facilities at Rosalia, Washington, undated
- ItemPlat011921 - Plat Map of Northern Pacific Facilities at Roy, Washington, 1909
- ItemPlat011922 - Plat Map of Northern Pacific Facilities at Roy, Washington, 1909
- ItemPlat011923 - Plat Map of Northern Pacific Facilities at Roy, Washington, 1909
- ItemPlat011926 - Plat Map of Northern Pacific Facilities at Roza, Washington, 1914
- ItemPlat011927 - Plat Map of Northern Pacific Facilities at Roza, Washington, 1914
- ItemPlat011928 - Plat Map of Northern Pacific Facilities at Roza, Washington, 1914
- ItemPlat011937 - Plat Map of Northern Pacific Facilities at Rulo, Washington, 1909
- ItemPlat011938 - Plat Map of Northern Pacific Facilities at Rupple, Washington, undated
- 903 more...