Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 1118 more...
- ItemPlat012498 - Plat Map of Northern Pacific Facilities at Harrison, Montana, 1914
- ItemPlat012499 - Plat Map of Northern Pacific Facilities at Harrison, Montana, 1914
- ItemPlat012500 - Plat Map of Northern Pacific Facilities at Harsha, Washington, 1930
- ItemPlat012501 - Plat Map of Northern Pacific Facilities at Harsha, Washington, 1930
- ItemPlat012502 - Plat Map of Northern Pacific Facilities at Hartline, Washington, 1925
- ItemPlat012503 - Plat Map of Northern Pacific Facilities at Hartline, Washington, 1925
- ItemPlat012504 - Plat Map of Northern Pacific Facilities at Hatch, Washington, 1931
- ItemPlat012505 - Plat Map of Northern Pacific Facilities at Hatch, Washington, 1931
- ItemPlat012506 - Plat Map of Northern Pacific Facilities at Hatton, Washington, 1945
- 708 more...