Railroad Archives Online
- FondoE0477 - BNSF Maps, Drawings and Records Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Sottoserie009 - Engineering Records
- 003 - Maintenance Facilities
- 33 in più...
- Unità documentariaEBP1828 - Great Northern Technical Drawing, Heimdal, North Dakota, undated
- Unità documentariaEBP1923 - Great Northern Structure List, 1892
- Unità documentariaEBP1924 - Great Northern Structure Technical Drawing, 1892
- Unità documentariaEBP1925 - Great Northern Structure Technical Drawing, 1906
- Unità documentariaEBP1926 - Great Northern Structure Technical Drawing, 1924
- Unità documentariaEBP2012 - Great Northern Technical Drawing, Kindred, North Dakota, 1925
- Unità documentariaEBP2013 - Great Northern Technical Drawing, Kindred, North Dakota, 1925
- Unità documentariaEBP2014 - Great Northern Technical Drawing, Kindred, North Dakota, 1940
- Unità documentariaEBP2016 - Great Northern Technical Drawing, Kindred, North Dakota, 1918
- 190 in più...