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
- 1257 more...
- ItemBB015585 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015586 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015587 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015588 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015589 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015590 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015591 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015592 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015593 - Northern Pacific Engineering Drawing: Detail of Column Reinforcement, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- 6462 more...