Railroad Archives Online
- CollectionD0036 - George Werkema Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- ItemWerkema060 - Northern Pacific 1070 stored in Snoqualime, Washington in 1956.
- ItemWerkema061 - Northern Pacific 1070 near Park, Washington, in 1977.
- ItemWerkema062 - Northern Pacific 1070 on Lake Whatcom Railway in Wickersham, Washington, in 1977.
- ItemWerkema063 - Northern Pacific 1070 arrives Wickersham, Washington, on the Lake Whatcom Railway in 1977.
- ItemWerkema064 - Northern Pacific 1070 turns on the wye at Wickersham, Washington, in 1977.
- ItemWerkema065 - Northern Pacific 1070 on her home road, Lake Whatcom Railway at Wickersham, Washington, in 1977.
- ItemWerkema066 - Northern Pacific 1070 on the Lake Whatcom Railway at Wickersham, Washington, in 1977.
- ItemWerkema067 - Northern Pacific 1070 on the Lake Whatcom Railway at Wickersham, Washington, in 1977.
- 44 more...