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
- 2051 more...
- ItemBB016492 - Northern Pacific Engineering Drawing: Repairs to Floor Beam, Bridge 208 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016493 - Northern Pacific Engineering Drawing: Expansion Stringer, Bridge 208 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016494 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 208 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016495 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 208 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016496 - Northern Pacific Engineering Drawing: Pier/Abutments, Bridge 209 - Clark Fork River, West of Donlan, Montana, 1907
- ItemBB016497 - Northern Pacific Engineering Drawing: Excavate Pier/Abutment, Bridge 209 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016498 - Northern Pacific Engineering Drawing: General Plan/Pier/Abutment, Bridge 209 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016499 - Northern Pacific Engineering Drawing: Renew Deck, Bridge 209 - Clark Fork River, West of Donlan, Montana, undated
- ItemBB016500 - Northern Pacific Engineering Drawing: Stress Sheet, Bridge 209 - Clark Fork River, West of Donlan, Montana, undated
- 5668 more...