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 3003 - Freight Cars
- 15 more...
- ItemTRWahl0143 - Great Northern Boxcar 5044, Bellingham, Washington, undated
- ItemTRWahl0164 - Great Northern Boxcar 35166, Bellingham, Washington, undated
- ItemTRWahl0165 - Great Northern Boxcar 35166, Bellingham, Washington, undated
- ItemTRWahl0174 - Great Northern Flat Car 189477, Bellingham, Washington, undated
- ItemTRWahl0191 - Great Northern Boxcar 2546, Bellingham, Washington, undated
- ItemTRWahl0192 - Great Northern Trailer on Flat Car 60230, Bellingham, Washington, undated
- ItemTRWahl0194 - Great Northern Tank Car 3746, Bellingham, Washington, undated
- ItemTRWahl0197 - Great Northern Boxcar 11527, Bellingham, Washington, undated
- ItemTRWahl0202 - Great Northern Covered Hopper Car 73879, Bellingham, Washington, undated
- 84 more...