Railroad Archives Online
- CollectionD0288 - Terence Wahl Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad tracks
- Subseries Level 3001 - Railroad mainline
- 7 more...
- ItemTRWahl0377 - Great Northern Track, Bellingham, Washington, undated
- ItemTRWahl0431 - Great Northern Track, Bellingham, Washington, undated
- ItemTRWahl0501 - Great Northern Track, South Bellingham, Washington, undated
- ItemTRWahl0524 - Great Northern Track, South Bellingham, Washington, undated
- ItemTRWahl0526 - Great Northern Track, South Bellingham, Washington, undated
- ItemTRWahl0570 - Great Northern Track, Bellingham, Washington, undated
- ItemTRWahl0601 - Great Northern Track, Bellingham, Washington, undated
- ItemTRWahl0602 - Great Northern Track, Bellingham, Washington, undated
- ItemTRWahl0603 - Great Northern Track, Bellingham, Washington, undated
- 14 more...