Railroad Archives Online
- CollectionE0477 - BNSF Maps, Drawings and Records Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1012 - Cartographic materials
- Subseries Level 2002 - Plats
- 99 more...
- ItemEBP4758 - Great Northern Filing Map, Wolf Point, Montana, 1918
- ItemEBP4759 - Great Northern Filing Map, Wolf Point, Montana, 1916
- ItemEBP4760 - Great Northern Filing Map, Wolf Point, Montana, 1916
- ItemEBP4761 - Great Northern Filing Map, Wolf Point, Montana, 1916
- ItemEBP4775 - Vancouver, Victoria and Eastern Railway Filing Map, Yale, British Columbia, 1905