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 3005 - Maintenance of Way cars
- ItemFOBNR-GB-166 - Burlington Northern 968054 at Auburn, Washington in 1984.
- ItemFOBNR-GB-167 - Burlington Northern 968294 at Auburn, Washington in 1984.
- ItemFOBNR-GB-168 - Burlington Northern 968309 at Blaine, Washington in 1980.
- ItemFOBNR-GB-169 - Burlington Northern 968404 at Auburn, Washington in 1984.
- ItemFOBNR-GB-170 - Burlington Northern 972513 at Skykomish, Washington in 1978.
- ItemFOBNR-GB-171 - Burlington Northern 972651 at Ferndale, Washington in 1995.
- ItemFOBNR-GB-172 - Burlington Northern 972651 at Ferndale, Washington in 1995.
- ItemFOBNR-GB-173 - Burlington Northern 973162 at Westminster, British Columbia in 1986.
- 6 more...