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
- 3085 more...
- ItemBB017656 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017657 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017658 - Northern Pacific Engineering Drawing: Trackage, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017659 - Northern Pacific Engineering Drawing: Shop Plan - Place Plan, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- ItemBB017660 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam Details, Bridge 0 - Clark Fork River, North of Phosphate, Montana, undated
- 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
- 4634 more...