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)
- 187 more...
- ItemCNBk3img432 - Great Northern Railway Outfit Car O3540.
- ItemCNBk3img433 - Great Northern Railway Outfit Car O6005.
- ItemCNBk3img434 - Great Northern Railway Outfit Car O6007 at Wenatchee, Washington in 1972.
- ItemCNBk3img435 - Great Northern Railway Outfit Car O6009 at Wenatchee, Washington in 1972.
- ItemCNBk3img436 - Great Northern Railway Outfit Car O3543 at Cashmere, Washington in 1970.
- ItemCNBk3img437 - Great Northern Railway Outfit Car O3572.
- ItemCNBk3img438 - Great Northern Railway Outfit Car O5004 at Cashmere, Washington in 1970.
- ItemCNBk3img439 - Great Northern Railway Outfit Car X5168 at Cashmere, Washington in 1970.
- ItemCNBk3img440 - Great Northern Railway Outfit Car X5180 at Everett, Washington in 1974.
- 80 more...