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
- 278 more...
- ItemChristianson000324 - Burlington Northern Diesel Locomotives Number 8028, Number 8094 and Number 6377 pass the Interlocking Tower at Newport, Minnesota in 1981
- ItemChristianson000325 - Burlington Northern Diesel Locomotives Number 8044 and Number 5944 with a Freight Manifest at Big Lake, Minnesota in 1980
- ItemChristianson000151 - Burlington Northern Diesel Locomotive Number 986 at Minneapolis, Minnesota in 1981
- ItemChristianson000152 - Burlington Northern Diesel Locomotive Number 986 at Minneapolis, Minnesota in 1980
- ItemChristianson000153 - Burlington Northern Diesel Locomotive Number 990
- ItemChristianson000154 - Burlington Northern Diesel Locomotive Number 990 at Minneapolis, Minnesota in 1982
- ItemChristianson000155 - Burlington Northern Diesel Locomotive Number 990 at St. Cloud, Minnesota in 1981
- ItemChristianson000156 - Burlington Northern Diesel Locomotive Number 990 at Minneapolis, Minnesota in 1982
- ItemChristianson000157 - Burlington Northern Diesel Locomotive Number 992 at Breckenridge, Minnesota in 1980
- 272 more...