Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 918 more...
- ItemPlat011906 - Plat Map of Northern Pacific Facilities at Rocky Point, Washington, undated
- ItemPlat011912 - Plat Map of Northern Pacific Facilities at Ronan, Montana, 1924
- ItemPlat011913 - Plat Map of Northern Pacific Facilities at Ronan, Montana, 1924
- ItemPlat011916 - Plat Map of Northern Pacific Facilities at Rosalia, Washington, undated
- ItemPlat011917 - Plat Map of Northern Pacific Facilities at Rosalia, Washington, undated
- 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
- 908 more...