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
- 493 more...
- Item40.S.56.20 - Great Northern Steam Locomotive 1161 at Rockport, Washington, 1936
- Item40.S.56.21 - Great Northern Steam Locomotive 1152 at Superior, Wisconsin, 1947
- Item40.S.56.23 - Great Northern Steam Locomotive 1140, undated
- Item40.S.56.24 - Great Northern Steam Locomotive 1141, undated
- Item40.S.56.25 - Great Northern Steam Locomotive 1144 at Kalispell, Montana, 1938
- Item40.S.56.26 - Great Northern Steam Locomotive 1147 at Wenatchee, Washington, 1939
- Item40.S.56.27 - Great Northern Steam Locomotive 1149 at Superior, Wisconsin, 1947
- Item40.S.56.28 - Great Northern Steam Locomotive 1159, undated
- Item40.S.56.29 - Great Northern Steam Locomotive 1168 at Great Falls, Montana, 1934
- 573 more...