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
- 6454 more...
- ItemBB028204 - Northern Pacific Engineering Drawing: Erection Details, Bridge 17.2 - White River, South of Kent, Washington, undated
- ItemBB028205 - Northern Pacific Engineering Drawing: Walk Plan/Bill of Material, Bridge 17.2 - White River, South of Kent, Washington, undated
- ItemBB028206 - Northern Pacific Engineering Drawing: Prestressed Concrete Girder, Bridge 17.2 - White River, South of Kent, Washington, undated
- ItemBB028208 - Northern Pacific Engineering Drawing: General Plan, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028209 - Northern Pacific Engineering Drawing: General Plan, Bridge 9 - Black River, Black River, Washington, 1905
- ItemBB028210 - Northern Pacific Engineering Drawing: Detail Plan of Pier, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028211 - Northern Pacific Engineering Drawing: Piers, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028212 - Northern Pacific Engineering Drawing: Piers, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028213 - Northern Pacific Engineering Drawing: Pier/Abutment, Bridge 9 - Black River, Black River, Washington, undated
- 1265 more...