Railroad Archives Online
- FondoE0477 - BNSF Maps, Drawings and Records Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Sottoserie012 - Cartographic materials
- 003 - Track profile
- 49 in più...
- Unità documentariaEBP1525 - Montana & Great Northern Railway Track Profile, Flathead Lake, Montana, 1902
- Unità documentariaEBP1526 - Great Northern Track Profile, Flathead Lake, Montana, 1902
- Unità documentariaEBP1537 - Montana Central Railway Track Profile, Flood, Montana, 1900
- Unità documentariaEBP1720 - Saint Paul, Minneapolis & Manitoba Railway Track Profile, Great Falls, Montana, undated
- Unità documentariaEBP1777 - Track Profile, Hambone, California, 1930
- Unità documentariaEBP1815 - Vancouver, Victoria and Eastern Railway Track Profile, Hedley, British Columbia, undated
- Unità documentariaEBP1834 - Saint Paul, Minneapolis & Manitoba Railway Track Profile, Helena, Montana, 1888
- Unità documentariaEBP1838 - Saint Paul, Minneapolis & Manitoba Railway Track Profile, Helena, Montana, 1888
- Unità documentariaEBP1846 - Great Northern Track Profile, Hibbing, Minnesota, 1899
- 125 in più...