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 3002 - Diesel Locomotives
- 109 more...
- ItemTRWahl0697 - Great Northern Diesel Locomotive 271A, Bellingham, Washington, undated
- ItemTRWahl0711 - Great Northern Diesel Locomotive 271B, Bellingham, Washington, undated
- ItemTRWahl0727 - Great Northern Diesel Locomotive 273A, Bellingham, Washington, undated
- ItemTRWahl0729 - Great Northern Diesel Locomotive 353A, Bellingham, Washington, undated
- ItemTRWahl0732 - Great Northern Diesel Locomotive 354-A, Bellingham, Washington, undated
- ItemTRWahl0748 - Great Northern Diesel Locomotive 160, Bellingham, Washington, undated
- ItemTRWahl0755 - Great Northern Diesel Locomotive 357C, Bellingham, Washington, undated
- ItemTRWahl0756 - Great Northern Diesel Locomotive 361A, Bellingham, Washington, undated
- ItemTRWahl0757 - Great Northern Diesel Locomotive 361A, Bellingham, Washington, undated
- 96 more...