Railroad Archives Online
- CollectionD0153 - Doug Wingfield Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 53 more...
- ItemWingfield.154 - Burlington Northern Diesel Locomotives 1749, 1997 at Garrison, Montana, 1971
- ItemWingfield.155 - Burlington Northern Diesel Locomotive 6126 at Pasco, Washington, 1970
- ItemWingfield.156 - Burlington Northern Diesel Locomotives 6604, 6442 at Spokane, Washington, 1970
- ItemWingfield.157 - Burlington Northern Diesel Locomotives 5609, 6249, 6247 at Missoula, Montana, 1970
- ItemWingfield.158 - Burlington Northern Diesel Locomotives 5673, 6450, 6418 at Missoula, Montana, 1970
- ItemWingfield.159 - Burlington Northern Diesel Locomotive 5716, 5637, 5713 at Garrison, Montana, 1970
- ItemWingfield.165 - Northern Pacific Diesel Locomotive 6707A, 6700B at Missoula, Montana, 1970
- ItemWingfield.166 - Northern Pacific Diesel Locomotive 6707A, 6700B at Missoula, Montana, 1970
- ItemWingfield.167 - Diesel Locomotives Northern Pacific 6005A, 6013D, 7009B, 345, 1771 with Southern Pacific 7112 at Missoula, Montana, 1970
- 18 more...