Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3002 - Depots and Freighthouses
- 586 more...
- ItemStruc005378 - Northern Pacific Engineering Drawing, Depot at Kennewick, Washington, 1953
- ItemStruc005379 - Northern Pacific Engineering Drawing, Operator's Building at Longview Junction, Washington, 1960
- ItemStruc005380 - Northern Pacific Engineering Drawing, Operator's Building at Longview Junction, Washington, 1960
- ItemStruc005381 - Northern Pacific Engineering Drawing, Depot at Woodland, Washington, 1960
- ItemStruc005382 - Northern Pacific Engineering Drawing, Depot at Woodland, Washington, 1961
- ItemStruc005383 - Northern Pacific Engineering Drawing, Depot at Woodland, Washington, 1961
- ItemStruc005384 - Northern Pacific Engineering Drawing, Depot at Woodland, Washington, 1960
- ItemStruc005385 - Northern Pacific Engineering Drawing, Depot at Woodland, Washington, 1960
- ItemStruc005387 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1950
- 1067 more...