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
- 2106 more...
- ItemBB016550 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 197 - Saint Regis River, Saint Regis, Montana, undated
- ItemBB016551 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 197 - Saint Regis River, Saint Regis, Montana, undated
- ItemBB016552 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 197 - Saint Regis River, Saint Regis, Montana, undated
- ItemBB016553 - Northern Pacific Engineering Drawing: General Plan, Bridge 218 - Clark Fork River, West of Quinns, Montana, 1907
- ItemBB016554 - Northern Pacific Engineering Drawing: Masonry Detail, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB016555 - Northern Pacific Engineering Drawing: Additional Masonry, Bridge 218 - Clark Fork River, West of Quinns, Montana, 1908
- ItemBB016557 - Northern Pacific Engineering Drawing: Shop Plan - Post/Chord, Bridge 10 - Deek Creek, Oso, Washington, undated
- ItemBB016558 - Northern Pacific Engineering Drawing: Shop Plan - Chord/Strut, Bridge 10 - Deek Creek, Oso, Washington, undated
- ItemBB016559 - Northern Pacific Engineering Drawing: Shop Plan - Post/Diagonal, Bridge 10 - Deek Creek, Oso, Washington, undated
- 5613 more...