Railroad Archives Online
- ArquivoE0477 - BNSF Maps, Drawings and Records Collection
- Série003 - Great Northern Railway Company (U.S.)
- Subsérie009 - Engineering Records
- 007 - Track
- 218 mais...
- ItemEBP4151 - Great Northern Track Technical Drawing, 1966
- ItemEBP4154 - Great Northern Track Technical Drawing, 1966
- ItemEBP4244 - Great Northern Track Technical Drawing, 1909
- ItemEBP4245 - Great Northern Track Technical Drawing, 1909
- ItemEBP4246 - Great Northern Track Chart, 1907
- ItemEBP4247 - Great Northern Track Technical Drawing, 1906
- ItemEBP4248 - Great Northern Track Technical Drawing, 1898
- ItemEBP4343 - Duluth & Winnipeg Railway Track Technical Drawing, 1900
- ItemEBP4344 - Duluth & Winnipeg Railway Track Technical Drawing, undated
- 27 mais...