Railroad Archives Online
- CollectionD0177A - Chuck Strawn Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 118 more...
- ItemStrawn0286 - Burlington Northern (BN) Diesel Locomotive 991 at Seattle, Washington, undated
- ItemStrawn0287 - Burlington Northern (BN) Diesel Locomotive 1417 at Wenatchee, Washington, undated
- ItemStrawn0288 - Burlington Northern (BN) Diesel Locomotive 1421, undated
- ItemStrawn0289 - Burlington Northern (BN) Diesel Locomotive 1426 at Seattle, Washington, undated
- ItemStrawn0290 - Burlington Northern (BN) Diesel Locomotive 1512, undated
- ItemStrawn0291 - Burlington Northern (BN) Diesel Locomotive 1537, undated
- ItemStrawn0294 - Burlington Northern (BN) Diesel Locomotive 9942 at Denver, Colorado, 1972
- ItemStrawn0295 - Burlington Northern (BN) Diesel Locomotive 9942, undated
- ItemStrawn0296 - Burlington Northern (BN) Diesel Locomotive 9975, undated
- 36 more...