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
- 3090 more...
- ItemBB017661 - Northern Pacific Engineering Drawing: Shop Plan - Stringer Details, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017662 - Northern Pacific Engineering Drawing: Shop Plan - Lateral Brace, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017663 - Northern Pacific Engineering Drawing: Shop Plan - Lateral Brace, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017664 - Northern Pacific Engineering Drawing: Temporary Ore Ramp, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017665 - Northern Pacific Engineering Drawing: Shop Plan - Beam Guards, Standard Plan, undated
- ItemBB017666 - Northern Pacific Engineering Drawing: Proposed and Existing Depot, Bridge 71.5 - Station Subway, Spokane, Washington, undated
- ItemBB017667 - Northern Pacific Engineering Drawing: General Plan, Bridge 71.5 - Station Subway, Spokane, Washington, undated
- ItemBB017668 - Northern Pacific Engineering Drawing: Rigid Frame Unit A, Bridge 71.5 - Station Subway, Spokane, Washington, undated
- ItemBB017669 - Northern Pacific Engineering Drawing: Details Unit B, Bridge 71.5 - Station Subway, Spokane, Washington, undated
- 4629 more...