Railroad Archives Online
- SafnD0027 - Timothy Miller Collection
- Skjalaflokkur004 - Northern Pacific Railroad Company
- Undirskjalaflokkur009 - Engineering Records
- 008 - Physical plant drawing
- 002 - Depots and Freighthouses
- 1338 more...
- EiningStruc007367 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1977
- EiningStruc007368 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1977
- EiningStruc007369 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1977
- EiningStruc007370 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1977
- EiningStruc007373 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1976
- EiningStruc007374 - Northern Pacific Engineering Drawing, Yard Office at Longview, Washington, 1978
- EiningStruc007777 - Northern Pacific Engineering Drawing, Depot at Trident, Montana, 1976
- EiningStruc007778 - Northern Pacific Engineering Drawing, Depot at Trident, Montana, 1976
- EiningStruc007779 - Northern Pacific Engineering Drawing, Depot at Trident, Montana, 1910
- 315 more...