Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 682 more...
- ItemPlat011558 - Plat Map of Great Northern Facilities at Omak, Washington, 1930
- ItemPlat011559 - Plat Map of Great Northern Facilities at Omak, Washington, 1930
- ItemPlat011560 - Plat Map of Great Northern Facilities at Omak, Washington, 1932
- ItemPlat011561 - Plat Map of Great Northern Facilities at Omak, Washington, 1932
- ItemPlat011562 - Plat Map of Great Northern Facilities at Omak, Washington, 1971
- ItemPlat011563 - Plat Map of Great Northern Facilities at Omak, Washington, 1971
- ItemPlat011566 - Plat Map of Great Northern Facilities at Opheim, Montana, 1927
- ItemPlat011567 - Plat Map of Great Northern Facilities at Opheim, Montana, 1927
- ItemPlat011591 - Plat Map of Great Northern Facilities at Oroville, Washington, undated
- 1063 more...