Railroad Archives Online
- FondsE0477 - BNSF Maps, Drawings and Records Collection
- Cyfres003 - Great Northern Railway Company (U.S.)
- Is-gyfres009 - Engineering Records
- 007 - Part fabrication drawing
- 213 mwy...
- EitemEBP0732 - Great Northern Freight Car Technical Drawing, 1939
- EitemEBP0733 - Great Northern Freight Car Technical Drawing, 1937
- EitemEBP0734 - Great Northern Freight Car Technical Drawing, 1945
- EitemEBP0735 - Great Northern Freight Car Technical Drawing, 1947
- EitemEBP0736 - Great Northern Freight Car Technical Drawing, 1947
- EitemEBP0737 - Great Northern Freight Car Technical Drawing, 1947
- EitemEBP0738 - Great Northern Freight Car Technical Drawing, 1947
- EitemEBP0739 - Great Northern Freight Car Technical Drawing, 1945
- EitemEBP0740 - Great Northern Freight Car Technical Drawing, 1927
- 340 mwy...