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
- 245 more...
- ItemStruc002603 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002604 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002605 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1910
- ItemStruc002606 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002607 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1950
- ItemStruc002608 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1950
- ItemStruc002609 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1950
- ItemStruc002610 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1949
- ItemStruc002611 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1950
- 1408 more...