Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 292 more...
- ItemPlat010521 - Plat Map of Northern Pacific Facilities at Yakima, Washington, 1915
- ItemPlat010525 - Plat Map of Northern Pacific Facilities at Yelm, Washington, 1915
- ItemPlat010526 - Plat Map of Northern Pacific Facilities at Yelm, Washington, 1915
- ItemPlat010527 - Plat Map of Northern Pacific Facilities at Yelm, Washington, 1915
- ItemPlat010528 - Plat Map of Northern Pacific Facilities at Yethonat, Washington, 1917
- ItemPlat010529 - Plat Map of Northern Pacific Facilities at Yethonat, Washington, 1917
- ItemPlat010567 - Plat Map of Northern Pacific Facilities at Spokane, Washington, 1946
- ItemPlat010568 - Plat Map of Northern Pacific Facilities at Spokane, Washington, 1946
- ItemPlat010569 - Plat Map of Northern Pacific Facilities at Spokane, Washington, 1946
- 1534 more...