Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 1589 more...
- ItemPlat013707 - Plat Map of Northern Pacific Facilities at Black River, Washington, undated
- ItemPlat013710 - Plat Map of Northern Pacific Facilities at Blackwell, Idaho, 1917
- ItemPlat013711 - Plat Map of Northern Pacific Facilities at Blackwell, Idaho, 1917
- ItemPlat013723 - Plat Map of Northern Pacific Facilities at Portland, Oregon, 1928
- ItemPlat013724 - Plat Map of Northern Pacific Facilities at Portland, Oregon, 1928
- ItemPlat013725 - Plat Map of Northern Pacific Facilities at Shelton, Washington, undated
- ItemPlat013728 - Plat Map of Northern Pacific Facilities at Sheridan, Montana, 1916
- ItemPlat013729 - Plat Map of Northern Pacific Facilities at Sheridan, Montana, 1916
- ItemPlat013738 - Plat Map of Northern Pacific Facilities at Silver Bow, Montana, undated
- 237 more...