Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 1735 more...
- ItemPlat014202 - Plat Map of Great Northern Facilities at Poplar, Montana, 1967
- ItemPlat014203 - Plat Map of Great Northern Facilities at Portage, Montana, undated
- ItemPlat014204 - Plat Map of Great Northern Facilities at Portage, Montana, undated
- ItemPlat014205 - Plat Map of Great Northern Facilities at Portage Pit, Montana, 1915
- ItemPlat014206 - Plat Map of Great Northern Facilities at Portage, Montana, 1915
- ItemPlat012202 - Plat Map of Great Northern, Northern Pacific Facilities at Everett, Washington, 1918
- ItemPlat012203 - Plat Map of Great Northern, Northern Pacific Facilities at Everett, Washington, 1918
- ItemPlat012204 - Plat Map of Great Northern, Northern Pacific Facilities at Everett, Washington, 1916
- ItemPlat012205 - Plat Map of Great Northern, Northern Pacific Facilities at Everett, Washington, 1916
- 10 more...