Railroad Archives Online
- CollectionD0036 - George Werkema Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3003 - Freight Cars
- Itemimg676 - Western Fruit Express Refrigerator Car WFBX 71514 at Denver, Colorado, 1968
- Itemimg677 - Western Fruit Express Refrigerator Car WFBX 71817 at Denver, Colorado, 1966
- Itemimg678 - Western Fruit Express Refrigerator Car WFBX 71966 at Denver, Colorado, 1965
- Itemimg679 - Western Fruit Express Refrigerator Car WFCX 8342 at Denver, Colorado, 1966
- Itemimg680 - Western Fruit Express Refrigerator Car WFCX 8686, undated
- 11 more...