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
- 88 mwy...
- EitemEBP0607 - Great Northern Freight Car Technical Drawing, 1926
- EitemEBP0608 - Great Northern Freight Car Technical Drawing, 1926
- EitemEBP0609 - Great Northern Freight Car Technical Drawing, 1927
- EitemEBP0610 - Great Northern Freight Car Technical Drawing, 1931
- EitemEBP0611 - Great Northern Freight Car Technical Drawing, 1926
- EitemEBP0612 - Great Northern Freight Car Technical Drawing, 1924
- EitemEBP0613 - Great Northern Freight Car Technical Drawing, 1911
- EitemEBP0614 - Great Northern Freight Car Technical Drawing, 1906
- EitemEBP0615 - Great Northern Freight Car Technical Drawing, 1922
- 465 mwy...