Railroad Archives Online
- FondsD0027 - Timothy Miller Collection
- Cyfres004 - Northern Pacific Railroad Company
- Is-gyfres009 - Engineering Records
- 008 - Physical plant drawing
- 002 - Depots and Freighthouses
- 162 mwy...
- EitemStruc001934 - Northern Pacific Engineering Drawing, Transit Shed for Merchant Shippers Association at Seattle, Washington, 1960
- EitemStruc001935 - Northern Pacific Engineering Drawing, Transit Shed for Merchant Shippers Association at Seattle, Washington, 1960
- EitemStruc001936 - Northern Pacific Engineering Drawing, Transit Shed for Merchant Shippers Association at Seattle, Washington, 1960
- EitemStruc001937 - Northern Pacific Engineering Drawing, Transit Shed for Merchant Shippers Association at Seattle, Washington, 1960
- EitemStruc002500 - Northern Pacific Engineering Drawing, Unloading Platform at Chehalis, Washington, 1964
- EitemStruc002502 - Northern Pacific Engineering Drawing, Unloading Platform at Milton-Freewater, Oregon, 1961
- EitemStruc002504 - Northern Pacific Engineering Drawing, Unloading Ramp and Platform at Aberdeen, Washington, 1970
- EitemStruc002507 - Northern Pacific Engineering Drawing, Depot at Trentwood, Washington, undated
- EitemStruc002508 - Northern Pacific Engineering Drawing, Depot at Trentwood, Washington, undated
- 1491 mwy...