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
- 33 more...
- ItemWingfield.48 - Burlington Northern Diesel Locomotives 525, 524, 523 at Laclede, Idaho, 1970
- ItemWingfield.49 - Burlington Northern Diesel Locomotives 529 at Spokane, Washington, 1970
- ItemWingfield.65 - Great Northern Diesel Locomotive 464D at Spokane, Washington, 1970
- ItemWingfield.71 - Great Northern Diesel Locomotive 620 at Whitefish, Montana, 1970
- ItemWingfield.74 - Great Northern Diesel Locomotive 1767, 1787, 1782, 1788 at Nimrod, Montana, 1970
- ItemWingfield.80 - Diesel Locomotives Great Northern 3017 and 1512 with Spokane, Portland & Seattle 305 and 301 at Blacktail, Montana, 1970
- ItemWingfield.81 - Diesel Locomotives Great Northern 3017 and 1512 with Spokane, Portland & Seattle 305 and 301 at Blacktail, Montana, 1970
- ItemWingfield.85 - Great Northern Diesel Locomotive 188 at Spokane, Washington, 1970
- ItemWingfield.88 - Great Northern Diesel Locomotive 568 at Sandpoint, Idaho, 1970
- 38 more...