Railroad Archives Online
- ФондовиD0059 - David Emerson Collection
- Серија003 - Great Northern Railway Company (U.S.)
- Подсерија014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 001 - Steam Locomotives
- ЈединицаDEGN201314001 - Great Northern Steam Locomotive 1983, Kelly Lake, Minnesota, August 1954
- ЈединицаDEGN201314002 - Great Northern Steam Locomotive 3396 at Spokane, Washington, 1931
- ЈединицаDEGN201314003 - Great Northern Steam Locomotive 3397 at at Hillyard, Washington, 1935
- ЈединицаDEGN201314004 - Great Northern Steam Locomotive 2553 at at Hillyard, Washington, 1935
- ЈединицаDEGN201314005 - Great Northern Steam Locomotive 2503 at, undated
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