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
- 6 more...
- ItemTRWahl0129 - Great Northern Passenger Car 973, Bellingham, Washington, undated
- ItemTRWahl0134 - Great Northern Diesel Locomotives, South Bellingham, Washington, undated
- ItemTRWahl0135 - Great Northern Passenger Car, South Bellingham, Washington, undated
- ItemTRWahl0136 - Great Northern Passenger Car, South Bellingham, Washington, undated
- ItemTRWahl0137 - Great Northern Passenger Car, South Bellingham, Washington, undated
- ItemTRWahl0149 - Great Northern Passenger Car 1075, Bellingham, Washington, undated
- ItemTRWahl0159 - Great Northern Baggage Car, Wenatchee, Washington, undated
- ItemTRWahl0161 - Great Northern Passenger Cars, Bellingham, Washington, undated
- ItemTRWahl0172 - Great Northern Passenger Car 962, Bellingham, Washington, undated
- 67 more...