Railroad Archives Online
- CollectionD0288 - Terence Wahl Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3004 - Railroad Passenger Cars
- ItemTRWahl0962 - Canadian Pacific Passenger Car, Bellingham, Washington, undated
- ItemTRWahl0190 - Circus Passenger Car, Bellingham, Washington, undated
- ItemTRWahl0224 - Railway Express Agency Passenger Car 7224, Bellingham, Washington, undated
- ItemTRWahl0225 - Railway Express Agency Passenger Car 7224, Bellingham, Washington, undated