Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 323 more...
- ItemPlat010592 - Plat Map of Northern Pacific Facilities at Spokane, Washington, undated
- ItemPlat010593 - Plat Map of Northern Pacific Facilities at Spokane, Washington, undated
- ItemPlat010608 - Plat Map of Northern Pacific Facilities at Sprague, Washington, undated
- ItemPlat010609 - Plat Map of Northern Pacific Facilities at Sprague, Washington, undated
- ItemPlat010610 - Plat Map of Northern Pacific Facilities at Sprague, Washington, undated
- ItemPlat010613 - Plat Map of Northern Pacific Facilities at Spring Gulch, Montana, 1927
- ItemPlat010614 - Plat Map of Northern Pacific Facilities at Spring Gulch, Montana, 1927
- ItemPlat010615 - Plat Map of Northern Pacific Facilities at Spring Gulch, Montana, 1927
- ItemPlat010618 - Plat Map of Northern Pacific Facilities at Springdale, Montana, 1905
- 1503 more...