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
- 5254 more...
- ItemBB020295 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020296 - Northern Pacific Engineering Drawing: Shop Plan - Bolts and Pedestal, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020297 - Northern Pacific Engineering Drawing: Shop Plan - Steel Framing, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020298 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020299 - Northern Pacific Engineering Drawing: Shop Plan - Girder 1 and 2, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020300 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam and Stringer, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020301 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020302 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 0.1 - Montana Street, Butte, Montana, undated
- ItemBB020303 - Northern Pacific Engineering Drawing: General Layout, Bridge 79.1 - Highway Underpass, West of Greycliff, Montana, undated
- 2465 more...