Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 49 more...
- ItemWWAGD-52-033 - Great Northern Diesel Locomotive 109 at Tacoma, Washington, 1966
- ItemWWAGD-52-034 - Great Northern Diesel Locomotive 113 at Tacoma, Washington, undated
- ItemWWAGD-52-035 - Great Northern Diesel Locomotive 113 at Seattle, Washington, undated
- ItemWWAGD-52-036 - Great Northern Diesel Locomotive 114, undated
- ItemWWAGD-52-037 - Great Northern Diesel Locomotive 116, undated
- ItemWWAGD-52-038 - Great Northern Diesel Locomotive 116, undated
- ItemWWAGD-52-039 - Great Northern Diesel Locomotive 118 at Seattle, Washington, 1962
- ItemWWAGD-52-040 - Great Northern Diesel Locomotive 118, 1969
- ItemWWAGD-52-041 - Great Northern Diesel Locomotive 124 at Seattle, Washington, 1970
- 359 more...