Railroad Archives Online
- SafnD0011 - James M. Fredrickson Collection
- Skjalaflokkur008 - Union Pacific Railroad Company
- Undirskjalaflokkur014 - Photographs
- 001 - Railroads--Equipment and Supplies
- 013 - Railroad Accidents
- EiningJMF17-12747.0 - Union Pacific accident at Pioneer Pit, Washington in 1972.
- EiningJMF17-12747.2 - Union Pacific accident at Pioneer Pit, Washington in 1972.
- EiningJMF17-12748.0 - Union Pacific accident at Pioneer Pit, Washington in 1972.
- EiningJMF17-12748.1 - Union Pacific accident at Pioneer Pit, Washington in 1972.
- EiningJMF17-12748.2 - Union Pacific accident at Pioneer Pit, Washington in 1972.
- 7 more...