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)
- 26 more...
- ItemCNBk2img292 - Great Northern Railway Snow Plow X1627
- ItemCNBk2img293 - Great Northern Railway Snow Plow X1628
- ItemCNBk2img294 - Great Northern Railway Snow Plow X1667 at Wenatchee, Washington
- ItemCNBk2img295 - Great Northern Railway Snow Plow X1510
- ItemCNBk2img296 - Great Northern Railway Snow Plow X7303 at Bonners Ferry, Idaho in 1977.
- ItemCNBk2img297 - Great Northern Railway Snow Plow X1698 at Havre, Montana in 1968.
- ItemCNBk2img298 - Great Northern Railway Snow Plow X7300 at Superior, Wisconsin in 1973.
- ItemCNBk2img299 - Great Northern Railway Snow Plow X1695 at Shelby, Montana in 1972.
- ItemCNBk2img300 - Great Northern Railway Snow Plow X1689 at Kettle Falls, Washington
- 241 more...