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
- 5266 more...
- ItemBB020307 - Northern Pacific Engineering Drawing: Concrete Trestle, Bridge 147, West of Bozeman, Montana, undated
- ItemBB020308 - Northern Pacific Engineering Drawing: Replace Concrete Slabs, Bridge 147, West of Bozeman, Montana, undated
- ItemBB020361 - Northern Pacific Engineering Drawing: Detail Timber Piers, Bridge 6 - Redmond Way, Redmond, Washington, undated
- ItemBB020362 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Redmond Way, Redmond, Washington, undated
- ItemBB020363 - Northern Pacific Engineering Drawing: Remodel Bridge, Bridge 6 - Redmond Way, Redmond, Washington, 1962
- ItemBB020364 - Northern Pacific Engineering Drawing: Detail 70 Foot Deck Plate Girder (DPG), Bridge 6 - Redmond Way, Redmond, Washington, undated
- ItemBB020366 - Northern Pacific Engineering Drawing: Plan and Profile, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB020367 - Northern Pacific Engineering Drawing: General Plan 70 Foot Lift Bridge, Bridge 9 - Des Chutes River, West of Olympia, Washington, 1927
- ItemBB020368 - Northern Pacific Engineering Drawing: Masonry Plan - 70 Foot Lift, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- 2453 more...