Railroad Archives Online
- CollectionD0288 - Terence Wahl Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3004 - Railroad Passenger Cars
- 63 more...
- ItemTRWahl0803 - Great Northern Railway Post Office Car, Bellingham, Washington, undated
- ItemTRWahl0829 - Great Northern Observation Car, Bellingham, Washington, undated
- ItemTRWahl0843 - Great Northern Passenger Car 2603, Bellingham, Washington, undated
- ItemTRWahl0845 - Great Northern Passenger Car 2603, Bellingham, Washington, undated
- ItemTRWahl0854 - Great Northern Passenger Car 1072 "George F. Baker", Bellingham, Washington, undated
- ItemTRWahl0855 - Great Northern Passenger Car 1072 "George F. Baker", Bellingham, Washington, undated
- ItemTRWahl0987 - Great Northern Passenger Car 977, Bellingham, Washington, undated
- ItemTRWahl0995 - Great Northern Passenger Car 926, Bellingham, Washington, undated
- ItemTRWahl0996 - Great Northern Railway Express Agency Car 409, Bellingham, Washington, undated
- 10 more...