Railroad Archives Online
- FondoE0477 - BNSF Maps, Drawings and Records Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Sottoserie009 - Engineering Records
- 007 - Track
- 6 in più...
- Unità documentariaEBP0057 - Great Northern Track Technical Drawing, 1909
- Unità documentariaEBP0059 - Saint Paul, Minneapolis & Manitoba Railway Track Technical Drawing, 1887
- Unità documentariaEBP0060 - TS & LW Railroad Track Technical Drawing, 1901
- Unità documentariaEBP0061 - Great Northern Track Technical Drawing, 1887
- Unità documentariaEBP0062 - Great Northern Track Technical Drawing, 1905
- Unità documentariaEBP0063 - Great Northern Track Technical Drawing, 1896
- Unità documentariaEBP0064 - Great Northern Track Technical Drawing, 1888
- Unità documentariaEBP0065 - Great Northern Track Technical Drawing, 1891
- Unità documentariaEBP0066 - Great Northern Track Technical Drawing, 1904
- 239 in più...