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
- 5811 more...
- ItemBB021540 - Northern Pacific Engineering Drawing: Fitting Layout, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021541 - Northern Pacific Engineering Drawing: Abutment 1 Details, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021542 - Northern Pacific Engineering Drawing: Abutment 2 Detail, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021543 - Northern Pacific Engineering Drawing: Pier Details, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021544 - Northern Pacific Engineering Drawing: Stringer Steel, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021545 - Northern Pacific Engineering Drawing: Deck Slab, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021546 - Northern Pacific Engineering Drawing: Bearing Details, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021547 - Northern Pacific Engineering Drawing: Cover Plate Details, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- ItemBB021548 - Northern Pacific Engineering Drawing: Joint/Bracket/Drawing Detail, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- 1908 more...