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
- 171 more...
- ItemBB014392 - Northern Pacific Engineering Drawing: Piers, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014393 - Northern Pacific Engineering Drawing: Masonry Details, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014394 - Northern Pacific Engineering Drawing: Detail Bents Piers, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014395 - Northern Pacific Engineering Drawing: Location Anchor Bolts Bent, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014396 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 22 - Jocko River, West of Evaro, Montana, 1954
- ItemBB014397 - Northern Pacific Engineering Drawing: Shop Plan - Deck Plate, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014398 - Northern Pacific Engineering Drawing: Shop Plan - Deck Plate, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014399 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- ItemBB014400 - Northern Pacific Engineering Drawing: Shop Plan - Deck Lateral Span, Bridge 22 - Jocko River, West of Evaro, Montana, undated
- 7548 more...