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 3001 - Bridges
- 4177 more...
- ItemBB018810 - Northern Pacific Engineering Drawing: Operators House, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018811 - Northern Pacific Engineering Drawing: Engine House, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018812 - Northern Pacific Engineering Drawing: Drawrest Replacement, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018813 - Northern Pacific Engineering Drawing: Details/Notes, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018814 - Northern Pacific Engineering Drawing: Details, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018815 - Northern Pacific Engineering Drawing: Convert to Fixed Bridge, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018816 - Northern Pacific Engineering Drawing: Profile, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018817 - Northern Pacific Engineering Drawing: Elevation, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018818 - Northern Pacific Engineering Drawing: Bill of Material/Details, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- 3542 more...