Railroad Archives Online
- ArquivoE0357 - Wade J Stevenson Collection
- Série002 - Great Northern Railway Company (U.S.)
- Subsérie014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 002 - Diesel Locomotives
- ItemGNRHS.55.01.01 - Great Northern Diesel Locomotive 460D in Washington State, undated
- ItemGNRHS.55.01.02 - Great Northern Diesel Locomotive 460D in Washington State, undated
- ItemGNRHS.55.01.03 - Great Northern Diesel Locomotive 460D in Washington State, undated
- ItemGNRHS.55.01.05 - Great Northern Diesel Locomotive 714 in Washington State, undated
- ItemGNRHS.55.01.06 - Great Northern Diesel Locomotive 460D in Washington State, undated
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