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
- 68 more...
- ItemChristianson000127 - Burlington Northern Diesel Locomotives Number 1355, Number 717, Number 645 and an Unidentified F Unit at Fergus Falls, Minnesota In 1980
- ItemChristianson000128 - Burlington Northern Diesel Locomotives Number 1355 and Three Unidentified F Units at Fergus Falls, Minnesota In 1980
- ItemChristianson000129 - Burlington Northern Diesel Locomotives Number 1403, Number 2094 and an Unidentified GP In 1981
- ItemChristianson000130 - Burlington Northern Diesel Locomotives Number 1403, and Two Unidentified GP's In 1981
- ItemChristianson000131 - Burlington Northern Diesel Locomotives Number 1406 and Number 2035 at Fargo, North Dakota In 1981
- ItemChristianson000132 - Burlington Northern Diesel Locomotive Number 1408 With Covered Hoppers at Dayton's Bluff, Minnesota In 1981
- ItemChristianson000133 - Burlington Northern Diesel Locomotives Number 1409 and Number 1410 at Dayton's Bluff, Minnesota In 1981
- ItemChristianson000134 - Burlington Northern Diesel Locomotive Number 1413 With Freight Cars at Saint Cloud, Minnesota In 1981
- ItemChristianson000135 - Burlington Northern Diesel Locomotives Number 1422 and Number 1869 at Portland, Oregon In 1982
- 128 more...