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 3004 - Railroad Passenger Cars
- ItemFOBNR-GB-156 - Burlington Northern 1 at Spokane, Washington in 1977.
- ItemFOBNR-GB-157 - Burlington Northern 5 at Spokane, Washington in 1977.
- ItemFOBNR-GB-158 - Burlington Northern 0 at Seattle, Washington in 1987.
- ItemFOBNR-GB-159 - Burlington Northern 968129 at an unknown location in Washington in 1974.
- ItemFOBNR-GB-160 - Burlington Northern 968129 at Vancouver, British Columbia in 1992.
- 5 more...