Railroad Archives Online
- CollectionE0298 - Cordell Newby Photograph Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3005 - Work cars (Railroads)
- 249 more...
- ItemCNBk3img411 - Great Northern Railway Outfit Car O3217.
- ItemCNBk3img490 - Great Northern Railway MOW X5995, Work gondola at Essex, Montana in 1977.
- ItemCNBk3img491 - Great Northern Railway MOW X889 at Cashmere, Washington in 1970.
- ItemCNBk3img492 - Great Northern Railway MOW X1486 at Whitefish, Montana in 1977.
- ItemCNBk3img493 - Great Northern Railway MOW X2388.
- ItemCNBk3img494 - Great Northern Railway MOW X2439 at Whitefish, Montana in 1972.
- ItemCNBk3img495 - Great Northern Railway MOW X2474 at Whitefish, Montana in 1972.
- ItemCNBk3img496 - Great Northern Railway MOW X2493 at Havre, Montana in 1972.
- ItemCNBk3img497 - Great Northern Railway MOW X2496.
- 18 more...