Railroad Archives Online
- CollectionD0036 - George Werkema Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3002 - Depots/Freighthouses
- 57 more...
- ItemWerkema518 - Northern Pacific depot at Sunnyside, Washington, in 2008.
- ItemWerkema519 - Northern Pacific Union Station at Tacoma, Washington, in 1988.
- ItemWerkema520 - Northern Pacific Union Station at Tacoma, Washington, in 1988.
- ItemWerkema521 - Northern Pacific Union Station at Tacoma, Washington, in 1988.
- ItemWerkema522 - Northern Pacific Union Station at Tacoma, Washington, in 1988.
- ItemWerkema523 - Northern Pacific Union Station at Tacoma, Washington, in 1988.
- ItemWerkema524 - Northern Pacific depot off-site at Tenino, Washington, in 1988.
- ItemWerkema525 - Northern Pacific depot off-site at Tenino, Washington, in 1988.
- ItemWerkema526 - Northern Pacific depot off-line at Thorp, Washington, in 1987.
- 10 more...