Railroad Archives Online
- CollectionE0357 - Wade J Stevenson Collection
- Series002 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3003 - Maintenance Facilities
- ItemGNRHS.55.07.47 - Great Northern Roundhouse Interior in Washington State, undated
- ItemGNRHS.55.10.23 - Great Northern Turntable in Washington State, undated
- ItemGNRHS.55.14.12 - Great Northern Shops at Hillyard, Washington, undated
- ItemGNRHS.55.16.50 - Great Northern Electric Shop at Appleyard, Washington, undated
- ItemGNRHS.55.23.20 - Great Northern Railroad Shops at Hillyard, Washington, undated
- ItemGNRHS.55.25.34 - Great Northern Turntable, undated
- ItemGNRHS.55.29.48 - Great Northern Shops at Hillyard, Washington, undated