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
- 10 more...
- ItemWerkema070 - Northern Pacific 1070 on the Lake Whatcom Railway at Wickersham, Washington, in 1993.
- ItemWerkema071 - Northern Pacific 1070 on the Lake Whatcom Railway at Wickersham, Washington, in 2008.
- ItemWerkema072 - Northern Pacific Terminal 30 and Northern Pacific 1070 on the Lake Whatcom Railway at Wickersham, Washington, in 2008.
- ItemWerkema073 - Northern Pacific 1354 on display in Pasco, Washington in 1986.
- ItemWerkema074 - Northern Pacific 1354 on display in Pasco, Washington in 1986.
- ItemWerkema075 - Northern Pacific 1354 on display in Pasco, Washington in 1988.
- ItemWerkema076 - Northern Pacific 1354 on display in Pasco, Washington in 1988.
- ItemWerkema077 - Northern Pacific 1354 on display in Pasco, Washington in 1988.
- ItemWerkema078 - Northern Pacific 1354 on display in Pasco, Washington in 1988.
- 33 more...