Railroad Archives Online
- ArquivoE0477 - BNSF Maps, Drawings and Records Collection
- Série003 - Great Northern Railway Company (U.S.)
- Subsérie009 - Engineering Records
- 007 - Part fabrication drawing
- 129 mais...
- ItemEBP0648 - Great Northern Freight Car Technical Drawing, undated
- ItemEBP0649 - Great Northern Passenger Car Technical Drawing, 1949
- ItemEBP0650 - Great Northern Freight Car Technical Drawing, 1953
- ItemEBP0651 - Great Northern Freight Car Technical Drawing, 1949
- ItemEBP0652 - Great Northern Freight Car Technical Drawing, 1948
- ItemEBP0653 - Great Northern Freight Car Technical Drawing, 1952
- ItemEBP0654 - Great Northern Freight Car Technical Drawing, 1949
- ItemEBP0655 - Great Northern Freight Car Technical Drawing, 1948
- ItemEBP0656 - Great Northern Freight Car Technical Drawing, 1967
- 424 mais...