Railroad Archives Online
- CollectionD0059 - David Emerson Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 42 more...
- ItemDEGN201314045 - Great Northern Steam Locomotive 3399 at Hillyard, Washington, 1935
- ItemDEGN201314046 - Great Northern Steam Locomotive 2550 at Hillyard, Washington, 1935
- ItemDEGN201314047 - Great Northern Steam Locomotive 2550, undated
- ItemDEGN201314048 - Great Northern Steam Locomotive 2508 at Hillyard, Washington, 1934 or 1935
- ItemDEGN201314049 - Great Northern Steam Locomotive 3350, undated
- ItemDEGN201314050 - Great Northern Steam Locomotive 3309 at Hillyard, Washington, 1934 or 1935
- ItemDEGN201314051 - Great Northern Steam Locomotive 2552, undated
- ItemDEGN201314052 - Great Northern Steam Locomotive 3309 at Hillyard, Washington, 1932
- ItemDEGN201314053 - Great Northern Steam Locomotive 3352 at Hillyard, Washington, 1935
- 12 more...