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
- 189 more...
- ItemBB014410 - Northern Pacific Engineering Drawing: Detail/Map/Profile/Plan, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, 1908
- ItemBB014411 - Northern Pacific Engineering Drawing: Nose Angles Piers, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014412 - Northern Pacific Engineering Drawing: Pier Number 5, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014415 - Northern Pacific Engineering Drawing: Detail Walk North Side, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014416 - Northern Pacific Engineering Drawing: 100 Foot Deck Plate Girder (DPG), Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014417 - Northern Pacific Engineering Drawing: Replace Top Cover Plate, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014418 - Northern Pacific Engineering Drawing: Replace Top Gusset Plate, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014419 - Northern Pacific Engineering Drawing: Detail Telegraph West Supports, Bridge 141 - Clark Fork River, West of Frenchtown, Montana, undated
- ItemBB014420 - Northern Pacific Engineering Drawing: Plan/Detail Pier/Abutment, Bridge 43 - Little Blackfoot Creek, West of Bradley, Montana, 1909
- 7530 more...