Railroad Archives Online
- CollectionUS WaBuPNRA D0504c - Howard Patrick 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
- 102 more...
- ItemPatrick262 - Burlington Northern Diesel Locomotive 6535 at Hyannis, Nebraska in 1981
- ItemPatrick263 - Burlington Northern Diesel Locomotive 7121 at Hyannis, Nebraska in 1981
- ItemPatrick265 - Burlington Northern Diesel Locomotive 6535 at Ashby, Nebraska in 1981
- ItemPatrick266 - Burlington Northern Diesel Locomotive 6535 at Ashby, Nebraska in 1981
- ItemPatrick267 - Burlington Northern Coal Train at Berea, Nebraska in 1981
- ItemPatrick268 - Atchison, Topeka, and Santa Fe Diesel Locomotive 8058 at Ellsworth, Nebraska in 1981
- ItemPatrick269 - Atchison, Topeka, and Santa Fe Diesel Locomotive 8082 at Ellsworth, Nebraska in 1981
- ItemPatrick270 - Burlington Northern Diesel Locomotive 7174 on Crawford Hill, Nebraska in 1981
- ItemPatrick273 - Burlington Northern Coal Train on Crawford Hill, Nebraska in 1981
- 196 more...