Railroad Archives Online
- FondoD0288 - Terence Wahl Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Subserie014 - Photographs
- 003 - Railroads--Buildings and Structures
- 010 - Miscellaneous Structures
- Unidad documental simpleTRWahl0576 - Great Northern Passenger Train, Bellingham, Washington, undated
- Unidad documental simpleTRWahl0949 - Great Northern Dock, Bellingham, Washington, undated
- Unidad documental simpleTRWahl1087 - Great Northern Track, Bellingham, Washington, undated
- Unidad documental simpleTRWahl1098 - Great Northern Waterfront, Bellingham, Washington, undated
- Unidad documental simpleTRWahl0246 - Washington State Highway 9 Bridge, Arlington, Washington, undated
- Unidad documental simpleTRWahl0250 - Washington State Highway 9 Bridge, Arlington, Washington, undated