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
- 15 more...
- ItemTRWahl0054 - Great Northern Diesel Locomotive 260A, Bellingham, Washington, undated
- ItemTRWahl0055 - Great Northern Diesel Locomotive 354C, Bellingham, Washington, undated
- ItemTRWahl0056 - Great Northern Diesel Locomotive 350C, Bellingham, Washington, undated
- ItemTRWahl0057 - Great Northern Diesel Locomotive 350C, Bellingham, Washington, undated
- ItemTRWahl0058 - Great Northern Diesel Locomotive 251A, Bellingham, Washington, undated
- ItemTRWahl0059 - Great Northern Diesel Locomotive 251A, Bellingham, Washington, undated
- ItemTRWahl0073 - Great Northern Diesel Locomotive with Passenger Train, Bellingham, Washington, undated
- ItemTRWahl0080 - Great Northern Diesel Locomotive 274B, Bellingham, Washington, undated
- ItemTRWahl0093 - Great Northern Diesel Locomotive 502, Bellingham, Washington, undated
- 190 more...