Railroad Archives Online
- CollectionE0357 - Wade J Stevenson Collection
- Series002 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad tracks
- Subseries Level 3003 - Railroad yards
- ItemGNRHS.55.04.10 - Great Northern Railroad Yard at Whitefish, Montana, undated
- ItemGNRHS.55.05.45 - Great Northern Railroad Yard at Whitefish, Montana, undated
- ItemGNRHS.55.09.15 - Great Northern Railroad Yard Office at Hillyard, Washington, undated