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
- 238 more...
- ItemStruc002596 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, undated
- ItemStruc002597 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, undated
- ItemStruc002598 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002599 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002600 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002601 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002602 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002603 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- ItemStruc002604 - Northern Pacific Engineering Drawing, Depot at Kelso, Washington, 1911
- 1415 more...