Railroad Archives Online
- FondsE0477 - BNSF Maps, Drawings and Records Collection
- Série003 - Great Northern Railway Company (U.S.)
- Sous-série009 - Engineering Records
- 007 - Part fabrication drawing
- 47 en plus...
- PièceEBP0566 - Great Northern Passenger Car Technical Drawing, 1947
- PièceEBP0567 - Great Northern Freight Car Technical Drawing, 1929
- PièceEBP0568 - Great Northern Passenger Car Technical Drawing, 1949
- PièceEBP0569 - Great Northern Freight Car Technical Drawing, 1953
- PièceEBP0570 - Great Northern Passenger Car Technical Drawing, 1947
- PièceEBP0571 - Great Northern Passenger Car Technical Drawing, 1947
- PièceEBP0572 - Great Northern Passenger Car Technical Drawing, 1946
- PièceEBP0573 - Great Northern Passenger Car Technical Drawing, 1947
- PièceEBP0574 - Great Northern Passenger Car Technical Drawing, 1949
- 506 en plus...