Railroad Archives Online
- CollectionE0018 - Norm Keyes Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 444 more...
- Item40.S.52.13 - Great Northern Steam Locomotive 545 at Burlington, Washington, 1947
- Item40.S.52.18 - Great Northern Steam Locomotive 511, undated
- Item40.S.52.20 - Great Northern Steam Locomotive 545, undated
- Item40.S.52.21 - Great Northern Steam Locomotive 521, undated
- Item40.S.52.22 - Great Northern Steam Locomotive 523, undated
- Item40.S.52.23 - Great Northern Steam Locomotive 499, undated
- Item40.S.52.24 - Great Northern Steam Locomotive 505 at Hillyard, Washington, 1935
- Item40.S.52.25 - Great Northern Steam Locomotive at Hillyard, Washington, 1935
- Item40.S.52.26 - Great Northern Steam Locomotive 508, undated
- 622 more...