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
- 4375 more...
- ItemBB019053 - Northern Pacific Engineering Drawing: Shop Plan - Top Chord, Bridge 51, West of Craver, Montana, undated
- ItemBB019054 - Northern Pacific Engineering Drawing: Shop Plan - Diagonal, Bridge 51, West of Craver, Montana, undated
- ItemBB019055 - Northern Pacific Engineering Drawing: Shop Plan - Diagonal, Bridge 51, West of Craver, Montana, undated
- ItemBB019056 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beams, Bridge 51, West of Craver, Montana, undated
- ItemBB019057 - Northern Pacific Engineering Drawing: Shop Plan - Bracket/Lateral, Bridge 51, West of Craver, Montana, undated
- ItemBB019058 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Lateral, Bridge 51, West of Craver, Montana, undated
- ItemBB019059 - Northern Pacific Engineering Drawing: Shop Plan - Top Lateral, Bridge 51, West of Craver, Montana, undated
- ItemBB019060 - Northern Pacific Engineering Drawing: Shop Plan - Vertical, Bridge 51, West of Craver, Montana, undated
- ItemBB019061 - Northern Pacific Engineering Drawing: Shop Plan - Bracket/Portal, Bridge 51, West of Craver, Montana, undated
- 3344 more...