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
- 598 more...
- ItemStruc005391 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1949
- ItemStruc005392 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1948
- ItemStruc005393 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1948
- ItemStruc005394 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1949
- ItemStruc005395 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, undated
- ItemStruc005396 - Northern Pacific Engineering Drawing, Depot at Prosser, Washington, 1950
- ItemStruc005397 - Northern Pacific Engineering Drawing, Unloading Platform at Prosser, Washington, 1961
- ItemStruc005402 - Northern Pacific Engineering Drawing, Depot at Pendleton, Oregon, 1959
- ItemStruc005403 - Northern Pacific Engineering Drawing, Depot at Pendleton, Oregon, 1959
- 1055 more...