Railroad Archives Online
- 宗卷D0036 - George Werkema Collection
- 系列003 - Great Northern Railway Company (U.S.)
- 次系列014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 003 - Freight Cars
- 288 more...
- 物件img717 - Great Northern Hopper Car 70565 at Denver, Colorado, 1989
- 物件img718 - Great Northern Hopper Car 70600, undated
- 物件img719 - Great Northern Hopper Car 70628 at Amarillo, Texas, 1976
- 物件img720 - Great Northern Hopper Car 73105 at Longmont, Colorado, 1974
- 物件img721 - Great Northern Hopper Car 73272, undated
- 物件img722 - Great Northern Hopper Car 73303, undated
- 物件img723 - Great Northern Hopper Car 73612 at Denver, Colorado, 1976
- 物件img724 - Great Northern Hopper Car 73629, undated
- 物件img725 - Great Northern Hopper Car 78005 at Eltopia, Washington, 1986
- 222 more...