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
- 6464 more...
- ItemBB028215 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028216 - Northern Pacific Engineering Drawing: General Plan, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028217 - Northern Pacific Engineering Drawing: 30 Foot Deck Plate Girder (DPG) Span, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028218 - Northern Pacific Engineering Drawing: Bearings, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028219 - Northern Pacific Engineering Drawing: 30 Foot Deck Plate Girder (DPG), Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028220 - Northern Pacific Engineering Drawing: Girders, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028221 - Northern Pacific Engineering Drawing: Repair to Lateral Bracing, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028222 - Northern Pacific Engineering Drawing: Section, Bridge 9 - Black River, Black River, Washington, undated
- ItemBB028223 - Northern Pacific Engineering Drawing: Detail of Abutment, Bridge 29.1 - Puyallup River, Puyallup, Washington, undated
- 1255 more...