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
- 88 more...
- ItemTRWahl1007 - Great Northern Flat Car, Bellingham, Washington, undated
- ItemTRWahl1008 - Great Northern Flat Car, Bellingham, Washington, undated
- ItemTRWahl1009 - Great Northern Flat Car, Bellingham, Washington, undated
- ItemTRWahl1010 - Great Northern Flat Car, Bellingham, Washington, undated
- ItemTRWahl1012 - Great Northern Flat Car 5397, Bellingham, Washington, undated
- ItemTRWahl1013 - Great Northern Gondola 74151, Bellingham, Washington, undated
- ItemTRWahl1014 - Great Northern Gondola 74151, Bellingham, Washington, undated
- ItemTRWahl1015 - Great Northern Gondola 74151, Bellingham, Washington, undated
- ItemTRWahl1016 - Great Northern Gondola 74151, Bellingham, Washington, undated
- 11 more...