Railroad Archives Online
- FondoE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Subserie014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 003 - Freight Cars
- Unidad documental simpleJSBP10075 - Great Northern Railway Historical Society Blueprint Collection JSBP10075, 1930.
- Unidad documental simpleJSBP10573 - Great Northern Railway Historical Society Blueprint Collection JSBP10573, 1965.