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
- 5808 more...
- ItemBB020919 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 0 - Esquatzel Coulee, West of Mesa, Washington, undated
- ItemBB020920 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 0 - Esquatzel Coulee, West of Mesa, Washington, undated
- ItemBB021538 - Northern Pacific Engineering Drawing: Schedule - Drawings, Bridge 11.72 - Lake Hills Boulevard, South of Wilburton, Washington, undated
- 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
- 1911 more...