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
- 7363 more...
- ItemBB034039 - Northern Pacific Engineering Drawing: Walk Details and Bill of Material, Bridge 129 - Esquatzel Coulee, Eltopia, Washington, undated
- ItemBB034040 - Northern Pacific Engineering Drawing: 30 Foot Prestressed Concrete, Bridge 129 - Esquatzel Coulee, Eltopia, Washington, undated
- ItemBB034042 - Northern Pacific Engineering Drawing: Precast Bent and Abutment, Bridge 108, West of Cunningham, Washington, undated
- ItemBB034043 - Northern Pacific Engineering Drawing: Walk Details and Bill of Material, Bridge 108, West of Cunningham, Washington, undated
- ItemBB034044 - Northern Pacific Engineering Drawing: 30 Foot Prestressed Concrete, Bridge 108, West of Cunningham, Washington, undated
- ItemBB034046 - Northern Pacific Engineering Drawing: Pier Cap and Collar, Bridge 17.1 - County Road, South of Kent, Washington, undated
- ItemBB034047 - Northern Pacific Engineering Drawing: Abutment Details, Bridge 17.1 - County Road, South of Kent, Washington, undated
- ItemBB034049 - Northern Pacific Engineering Drawing: Composite Deck Details, Bridge 17.1 - County Road, South of Kent, Washington, undated
- ItemBB034050 - Northern Pacific Engineering Drawing: Abutment Erection, Walk, Bridge 17.1 - County Road, South of Kent, Washington, undated
- 356 more...