Railroad Archives Online
- CollectionE0298 - Cordell Newby Photograph Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3001 - Railroad bridges
- ItemCNBk2img201 - Great Northern Railway bridge at Ballard, Washington.
- ItemCNBk2img226 - Great Northern Railway Columbia River bridge near Wenatchee, Washington in 1969.
- ItemCNBk2img228 - Track view of Great Northern Railway Stone Arch Bridge, Minneapolis, Minnesota in 1969.
- ItemCNBk2img235 - Great Northern Railway Ore dock at Allouez, Superior, Wisconsin
- ItemCNBk2img252 - Track view over bridge from Great Northern Railway Great Falls passenger station (not visible) to Great Northern Railway shops