Railroad Archives Online
- CollectionD0288 - Terence Wahl Collection
- Series002 - Chicago, Milwaukee, St. Paul, and Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2004 - Railroad tracks
- Subseries Level 3001 - Railroad mainline
- 3 more...
- ItemTRWahl0305 - Milwaukee Road Track, Bellingham, Washington, undated
- ItemTRWahl0306 - Milwaukee Road Track, Bellingham, Washington, undated
- ItemTRWahl0600 - Milwaukee Road Track, Bellingham, Washington, undated
- ItemTRWahl0983 - Milwaukee Road Track, Bellingham, Washington, undated
- ItemTRWahl0984 - Milwaukee Road Track, Bellingham, Washington, undated