Railroad Archives Online
- CollectionD0504a - George Bergson Collection - Friends of the Burlington Northern Railroad
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3006 - Cabooses (Railroads)
- 35 more...
- ItemFOBNR-GB-213 - Burlington Northern 12529 at Ferndale, Washington in 1995.
- ItemFOBNR-GB-214 - Burlington Northern 12538 at Bellingham, Washington in 1983.
- ItemFOBNR-GB-215 - Burlington Northern 12538 at Ferndale, Washington in 1994.
- ItemFOBNR-GB-216 - Burlington Northern 12544 at Everett, Washington in 1991.
- ItemFOBNR-GB-217 - Burlington Northern 12553 at Everett, Washington in 1991.
- ItemFOBNR-GB-218 - Burlington Northern 12563 at Everett, Washington in 1991.
- ItemFOBNR-GB-219 - Burlington Northern 12564 at Everett, Washington in 1991.
- ItemFOBNR-GB-220 - Burlington Northern 968749 at Spokane, Washington in 1986.