Railroad Archives Online
- SafnD0027 - Timothy Miller Collection
- Skjalaflokkur004 - Northern Pacific Railroad Company
- Undirskjalaflokkur009 - Engineering Records
- 008 - Physical plant drawing
- 007 - Track
- 310 more...
- EiningBB037189 - Northern Pacific Engineering Drawing: Rail Miter Details, Scale, Longview, Washington, undated
- EiningBB037190 - Northern Pacific Engineering Drawing: Proposed Location, Scale, Longview, Washington, undated
- EiningBB037191 - Northern Pacific Engineering Drawing: Pit Plan Pile Layout, Scale, Longview, Washington, undated
- EiningBB037193 - Northern Pacific Engineering Drawing: Walk Down Pit Entry, Scale, Longview, Washington, undated
- EiningBB037194 - Northern Pacific Engineering Drawing: Drain Plan Sump Detail, Scale, Longview, Washington, undated
- EiningBB037195 - Northern Pacific Engineering Drawing: Pit Plan, Scale, Longview, Washington, undated
- EiningBB037196 - Northern Pacific Engineering Drawing: Shop Plan - Weighing in Motion Pit, Scale, Longview, Washington, undated
- EiningBB037197 - Northern Pacific Engineering Drawing: Shop Plan - Component Parts, Scale, Longview, Washington, undated
- EiningBB037198 - Northern Pacific Engineering Drawing: Shop Plan - Deck Plate, Scale, Longview, Washington, undated
- 9 more...