Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 1724 more...
- ItemPlat013921 - Plat Map of Northern Pacific Facilities at Seattle, Washington, 1947
- ItemPlat013922 - Plat Map of Northern Pacific Facilities at Seattle, Washington, 1949
- ItemPlat013923 - Plat Map of Northern Pacific Facilities at Seattle, Washington, 1949
- ItemPlat013924 - Plat Map of Northern Pacific Facilities at Seattle, Washington, undated
- ItemPlat013925 - Plat Map of Northern Pacific Facilities at Seattle, Washington, undated
- ItemPlat013926 - Plat Map of Northern Pacific Facilities at Seattle, Washington, undated
- ItemPlat013927 - Plat Map of Northern Pacific Facilities at Seattle, Washington, 1931
- ItemPlat013928 - Plat Map of Northern Pacific Facilities at Seattle, Washington, 1931
- ItemPlat013929 - Plat Map of Northern Pacific Facilities at Seattle, Washington, undated
- 102 more...