Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 912 more...
- ItemPlat011895 - Plat Map of Northern Pacific Facilities at Rochester, Washington, 1911
- ItemPlat011901 - Plat Map of Northern Pacific Facilities at Rocker, Montana, undated
- ItemPlat011902 - Plat Map of Northern Pacific Facilities at Rocker, Montana, undated
- ItemPlat011903 - Plat Map of Northern Pacific Facilities at Rocklyn, Washington, 1904
- ItemPlat011904 - Plat Map of Northern Pacific Facilities at Rocky Point, Washington, undated
- ItemPlat011905 - Plat Map of Northern Pacific Facilities at Rocky Point, Washington, undated
- 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
- 914 more...