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 3002 - Diesel Locomotives
- 148 more...
- ItemFOBNR-GB-149 - Burlington Northern 817 at Spokane, Washington in 1978.
- ItemFOBNR-GB-150 - Burlington Northern 988 at New Westminster, British Columbia in 1977.
- ItemFOBNR-GB-151 - Burlington Northern 989 at New Westminster, British Columbia in 1977.
- ItemFOBNR-GB-152 - Burlington Northern 991 at New Westminster, British Columbia in 1977.
- ItemFOBNR-GB-153 - Burlington Northern 991 at Vancouver, British Columbia in 1980.