Railroad Archives Online
- CollectionD0504b - Al Christianson Collection - Friends of the Burlington Northern Railroad
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 354 more...
- ItemChristianson000383 - Burlington Northern Diesel Locomotives Number 3026 and Number 6301 with Precision National Number 1819 at Dayton's Bluff, Minnesota in 1980.
- ItemChristianson000384 - Burlington Northern Diesel Locomotives Number 3029, Southern Pacific Number 8709, Union Pacific Numbers 3721 and 3724 at Dayton's Bluff, Minnesota in 1980.
- ItemChristianson000385 - Burlington Northern Diesel Locomotives Number 3029, Southern Pacific Number 8709, Union Pacific Numbers 3721 and 3724 at Dayton's Bluff, Minnesota in 1980.
- ItemChristianson000386 - Burlington Northern Diesel Locomotive Number 3030 at Quincy, Illinois in 1981.
- ItemChristianson000387 - Burlington Northern Diesel Locomotives Number 3107 and Number 3101 in 1981.
- ItemChristianson000388 - Burlington Northern Diesel Locomotive Number 4361 at Bedford Park, Illinois in 1980.
- ItemChristianson000389 - Burlington Northern Diesel Locomotive Number 4365 and Western Pacific Diesel Locomotive Number 3068 at Stockton, California in 1972.
- ItemChristianson000390 - Burlington Northern Diesel Locomotives Number 5091 and Number 7825 at Fort Worth, Texas in 1981.
- ItemChristianson000391 - Burlington Northern Diesel Locomotive Number 5136 at Minneapolis, Minnesota in 1981.
- 196 more...