Railroad Archives Online
- FondoD0036 - George Werkema Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Subserie014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 006 - Cabooses (Railroads)
- 2 más...
- Unidad documental simpleimg198 - Great Northern Caboose X101, 1970
- Unidad documental simpleimg199 - Great Northern Caboose X101, undated
- Unidad documental simpleimg200 - Great Northern Caboose X101, undated
- Unidad documental simpleimg201 - Great Northern Caboose X105 at Wenatchee, Washington, 1988
- Unidad documental simpleimg205 - Great Northern Caboose X224, undated
- Unidad documental simpleimg206 - Great Northern Caboose X224, undated
- Unidad documental simpleimg207 - Great Northern Caboose X224, undated
- Unidad documental simpleimg208 - Great Northern Caboose X224 at Wenatchee, Washington, 1968
- Unidad documental simpleimg209 - Great Northern Caboose X258 at Wenatchee, Washington, 1968
- 12 más...